Step-by-step explanation: you have to change day into 24 and hour into 1 since there are 24 hours in a day so once you do that if you divide the left equation by 24 to match the denominators then you have to divide the numerator(744) by 24 as well to get pounds on the right side which comes out to be 31
Set this up as a proportion with the model stuff on top and actual building stuff on bottom. . Cross multiply to get x = 780. The actual building is 780 inches. In feet that is 65.