The actual distance between park and movie theater is 68 miles, if the park and movie theater are 3.4 inches apart on a map and the map has a scale of 0.25 inch = 5 miles.
Explanation:
The given is, 
 Park and movie theater are 3.4 inches apart
 Map has a scale of 0.25 inch = 5 miles
Step:1
 Formula to calculate the number of scales for distance between park and theater,
 

 

 = 13.6 
 number of scales for distance between park and theater = 13.6 
Step:2
 Formula to convert distance inches to miles
 
 × 

 = 13.6 × 5
 = 68
 Actual distance between park and theater = 68 miles
Result:
 The actual distance between park and movie theater is 68 miles, if the park and movie theater are 3.4 inches apart on a map and the map has a scale of 0.25 inch = 5 miles.