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Finding the Fourth Proportional to 3,627.52, 5,432.00 and 2,391.14

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Solution

The fourth proportional to 3,627.52, 5,432.00 and 2,391.14 is: 3,580.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,627.52 : 5,432.00 = 2,391.14 : x
  2. Step 2: Convert to fraction form
    3,627.52/5,432.00 = 2,391.14/x
  3. Step 3: Cross multiply
    3,627.52x = 5,432.00 × 2,391.14
  4. Step 4: Simplify right side
    3,627.52x = 12,988,674.10
  5. Step 5: Solve for x
    x = 12,988,674.10/3,627.52
  6. Step 6: Final answer
    x = 3,580.60

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.