 
Ana M. answered  05/23/16
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Actual height= 604  ft  = 604*12=7248 in
model height = 48 in
so
the ratio of the height of the model to the height of the actual space needle
=48 in / 7248 in
= 1/ 151
model : Actual
1 :151
     
     
             
                     
                    