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Finding the Third Proportional to 39,861 and 62,536

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Solution

The third proportional to 39,861 and 62,536 is: 98,109.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,861 : 62,536 = 62,536 : x
  2. Step 2: Convert to fraction form
    39,861/62,536 = 62,536/x
  3. Step 3: Cross multiply
    39,861x = 62,536 × 62,536
  4. Step 4: Simplify right side
    39,861x = 3,910,751,296
  5. Step 5: Solve for x
    x = 3,910,751,296/39,861
  6. Step 6: Final answer
    x = 98,109.71

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.