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Finding the Third Proportional to 72,829 and 98,397

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Solution

The third proportional to 72,829 and 98,397 is: 132,941.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,829 : 98,397 = 98,397 : x
  2. Step 2: Convert to fraction form
    72,829/98,397 = 98,397/x
  3. Step 3: Cross multiply
    72,829x = 98,397 × 98,397
  4. Step 4: Simplify right side
    72,829x = 9,681,969,609
  5. Step 5: Solve for x
    x = 9,681,969,609/72,829
  6. Step 6: Final answer
    x = 132,941.13

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.