Finding the Third Proportional to 7.50 and 7.50

Step by Step Solution

1. Step 1: Write the proportion equation
   7.50 : 7.50 = 7.50 : x
2. Step 2: Convert to fraction form
   7.50/7.50 = 7.50/x
3. Step 3: Cross multiply
   7.50x = 7.50 × 7.50
4. Step 4: Simplify right side
   7.50x = 56.25
5. Step 5: Solve for x
   x = 56.25/7.50
6. Step 6: Final answer
   x = 7.50