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Finding the Third Proportional to 71,734.50 and 167,545.13

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Solution

The third proportional to 71,734.50 and 167,545.13 is: 391,323.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,734.50 : 167,545.13 = 167,545.13 : x
  2. Step 2: Convert to fraction form
    71,734.50/167,545.13 = 167,545.13/x
  3. Step 3: Cross multiply
    71,734.50x = 167,545.13 × 167,545.13
  4. Step 4: Simplify right side
    71,734.50x = 28,071,368,911.27
  5. Step 5: Solve for x
    x = 28,071,368,911.27/71,734.50
  6. Step 6: Final answer
    x = 391,323.13

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.