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Finding the Fourth Proportional to 504,753.16, 757,466.43 and 261,818.14

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Solution

The fourth proportional to 504,753.16, 757,466.43 and 261,818.14 is: 392,901.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,753.16 : 757,466.43 = 261,818.14 : x
  2. Step 2: Convert to fraction form
    504,753.16/757,466.43 = 261,818.14/x
  3. Step 3: Cross multiply
    504,753.16x = 757,466.43 × 261,818.14
  4. Step 4: Simplify right side
    504,753.16x = 198,318,451,815.04
  5. Step 5: Solve for x
    x = 198,318,451,815.04/504,753.16
  6. Step 6: Final answer
    x = 392,901.85

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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.