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Finding the Fourth Proportional to 581,902.87, 802,932.11 and 327,238.87

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Solution

The fourth proportional to 581,902.87, 802,932.11 and 327,238.87 is: 451,536.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,902.87 : 802,932.11 = 327,238.87 : x
  2. Step 2: Convert to fraction form
    581,902.87/802,932.11 = 327,238.87/x
  3. Step 3: Cross multiply
    581,902.87x = 802,932.11 × 327,238.87
  4. Step 4: Simplify right side
    581,902.87x = 262,750,594,726.92
  5. Step 5: Solve for x
    x = 262,750,594,726.92/581,902.87
  6. Step 6: Final answer
    x = 451,536.86

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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.