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Finding the Fourth Proportional to 3,691.76, 5,531.76 and 2,583.27

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Solution

The fourth proportional to 3,691.76, 5,531.76 and 2,583.27 is: 3,870.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,691.76 : 5,531.76 = 2,583.27 : x
  2. Step 2: Convert to fraction form
    3,691.76/5,531.76 = 2,583.27/x
  3. Step 3: Cross multiply
    3,691.76x = 5,531.76 × 2,583.27
  4. Step 4: Simplify right side
    3,691.76x = 14,290,019.97
  5. Step 5: Solve for x
    x = 14,290,019.97/3,691.76
  6. Step 6: Final answer
    x = 3,870.79

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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.