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Finding the Fourth Proportional to 361,892.66, 499,414.12 and 200,757.92

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Solution

The fourth proportional to 361,892.66, 499,414.12 and 200,757.92 is: 277,047.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,892.66 : 499,414.12 = 200,757.92 : x
  2. Step 2: Convert to fraction form
    361,892.66/499,414.12 = 200,757.92/x
  3. Step 3: Cross multiply
    361,892.66x = 499,414.12 × 200,757.92
  4. Step 4: Simplify right side
    361,892.66x = 100,261,336,950.87
  5. Step 5: Solve for x
    x = 100,261,336,950.87/361,892.66
  6. Step 6: Final answer
    x = 277,047.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.