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Finding the Third Proportional to 32,684 and 71,591

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Solution

The third proportional to 32,684 and 71,591 is: 156,812.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,684 : 71,591 = 71,591 : x
  2. Step 2: Convert to fraction form
    32,684/71,591 = 71,591/x
  3. Step 3: Cross multiply
    32,684x = 71,591 × 71,591
  4. Step 4: Simplify right side
    32,684x = 5,125,271,281
  5. Step 5: Solve for x
    x = 5,125,271,281/32,684
  6. Step 6: Final answer
    x = 156,812.85

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.