It's about one-and-one-tenth times as long as a Semitrailer.
In other words, 633.2 inches is 1.099 times the length of a Semitrailer, and the length of a Semitrailer is 0.9099 times that amount.(a.k.a. semi-trailer truck, a.k.a. semi, a.k.a. tractor-trailer, a.k.a. truck and trailer, a.k.a. eighteen-wheeler, a.k.a. big rig, a.k.a. Mack truck, a.k.a. transport, a.k.a. lorry, a.k.a. artic; for box truck; United States Federal length limits)
According to the United States Department of Transportation (DOT), the maximum allowable length of a semitrailer pulled by a road tractor truck is 576 inches (unless superseded by state law). These regulations also allow the vehicles to tow up to 36,000 kg in gross weight.
It's about one-and-one-tenth times as tall as The Hollywood Sign.
In other words, the height of The Hollywood Sign is 0.91 times 633.2 inches.(a.k.a. Hollywoodland Sign) (Mount Lee, Hollywood Hills, Santa Monica Mountains, California)
Each of the white letters in the Hollywood Sign measures 590 inches tall. Built as an advertisement in 1923, the sign was intended to stand for only eighteen months.
It's about four-fifths as long as a Bowling Lane.
In other words, 633.2 inches is 0.83959 times the length of a Bowling Lane, and the length of a Bowling Lane is 1.1911 times that amount.(USBC specifications; tenpin; including pin deck)
According to the United States Bowling Congress specifications, a tenpin bowling lane should measure 754.17 inches. In a Professional Bowling Association game, the lane must be lubricated by about 25 ml (0.85 fl. oz) of oil.
It's about one-and-one-fifth times as tall as a Brachiosaurus.
In other words, the height of a Brachiosaurus is 0.83 times 633.2 inches.(based on comparable bone measurements, height to head)
Dinosaurs in the genus Brachiosaurus had an estimated height (at the head with neck fully extended) of up to 510 inches. A resin cast of the first Brachiosaurus specimen, owned by the Field Museum in Chicago, is currently on display at the O'Hare International Airport.
It's about four-fifths as long as a Cricket pitch.
In other words, 633.2 inches is 0.799495 times the length of a Cricket pitch, and the length of a Cricket pitch is 1.25079 times that amount.(per Marylebone Cricket Council / International Cricket Council Law #7)
The length of a cricket pitch is 792 inches. The wickets at either end of the pitch stand 28.3465 inches tall including the bails.
It's about one-and-a-half times as tall as a Telephone Pole.
In other words, the height of a Telephone Pole is 0.67 times 633.2 inches.(a.k.a. Utility Pole, a.k.a Power Pole, a.k.a. Telegraph Pole, a.k.a. Telegraph Post, a.k.a. Hydro Pole) (exposed height; per Florida Public Service Commission average)
A standard telephone pole is 430 inches tall. Despite alternatives, most telephone poles in the US are made of wood — most commonly pine — and have a lifespan of 25 to 50 years, depending on climate and preservatives applied.
It's about three-fifths as long as Baseball base distances.
In other words, 633.2 inches is 0.5863 times the length of Baseball base distances, and the length of Baseball base distances is 1.7056 times that amount.(MLB Official Baseball Rules specification)
According to MLB Official Baseball Rules, the distance between baseball diamond bases is 1,080 inches. While second and home base are located upon the corners of the 27.432 sq. m area created by the bases, first and third base are placed within that square, to better allow the umpires to judge whether a ball is fair or foul.