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Finding the Fourth Proportional to 5,882.92, 8,817.18 and 2,761

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Solution

The fourth proportional to 5,882.92, 8,817.18 and 2,761 is: 4,138.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,882.92 : 8,817.18 = 2,761 : x
  2. Step 2: Convert to fraction form
    5,882.92/8,817.18 = 2,761/x
  3. Step 3: Cross multiply
    5,882.92x = 8,817.18 × 2,761
  4. Step 4: Simplify right side
    5,882.92x = 24,344,233.98
  5. Step 5: Solve for x
    x = 24,344,233.98/5,882.92
  6. Step 6: Final answer
    x = 4,138.12

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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.