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Finding the Third Proportional to 62,487 and 96,781.50

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Solution

The third proportional to 62,487 and 96,781.50 is: 149,897.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,487 : 96,781.50 = 96,781.50 : x
  2. Step 2: Convert to fraction form
    62,487/96,781.50 = 96,781.50/x
  3. Step 3: Cross multiply
    62,487x = 96,781.50 × 96,781.50
  4. Step 4: Simplify right side
    62,487x = 9,366,658,742.25
  5. Step 5: Solve for x
    x = 9,366,658,742.25/62,487
  6. Step 6: Final answer
    x = 149,897.72

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.