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Finding the Fourth Proportional to 206,753.61, 310,192.67 and 64,593.14

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Solution

The fourth proportional to 206,753.61, 310,192.67 and 64,593.14 is: 96,909.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,753.61 : 310,192.67 = 64,593.14 : x
  2. Step 2: Convert to fraction form
    206,753.61/310,192.67 = 64,593.14/x
  3. Step 3: Cross multiply
    206,753.61x = 310,192.67 × 64,593.14
  4. Step 4: Simplify right side
    206,753.61x = 20,036,318,560.28
  5. Step 5: Solve for x
    x = 20,036,318,560.28/206,753.61
  6. Step 6: Final answer
    x = 96,909.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.