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Finding the Third Proportional to 39,395 and 58,474

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Solution

The third proportional to 39,395 and 58,474 is: 86,792.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,395 : 58,474 = 58,474 : x
  2. Step 2: Convert to fraction form
    39,395/58,474 = 58,474/x
  3. Step 3: Cross multiply
    39,395x = 58,474 × 58,474
  4. Step 4: Simplify right side
    39,395x = 3,419,208,676
  5. Step 5: Solve for x
    x = 3,419,208,676/39,395
  6. Step 6: Final answer
    x = 86,792.96

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.