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Finding the Third Proportional to 39.38 and 60.25

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Solution

The third proportional to 39.38 and 60.25 is: 92.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    39.38 : 60.25 = 60.25 : x
  2. Step 2: Convert to fraction form
    39.38/60.25 = 60.25/x
  3. Step 3: Cross multiply
    39.38x = 60.25 × 60.25
  4. Step 4: Simplify right side
    39.38x = 3,630.06
  5. Step 5: Solve for x
    x = 3,630.06/39.38
  6. Step 6: Final answer
    x = 92.19

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.