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Finding the Third Proportional to 39,447 and 62,448

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Solution

The third proportional to 39,447 and 62,448 is: 98,860.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,447 : 62,448 = 62,448 : x
  2. Step 2: Convert to fraction form
    39,447/62,448 = 62,448/x
  3. Step 3: Cross multiply
    39,447x = 62,448 × 62,448
  4. Step 4: Simplify right side
    39,447x = 3,899,752,704
  5. Step 5: Solve for x
    x = 3,899,752,704/39,447
  6. Step 6: Final answer
    x = 98,860.56

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.