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Finding the Fourth Proportional to 8,593.64, 12,890.46 and 2,353.71

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Solution

The fourth proportional to 8,593.64, 12,890.46 and 2,353.71 is: 3,530.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,593.64 : 12,890.46 = 2,353.71 : x
  2. Step 2: Convert to fraction form
    8,593.64/12,890.46 = 2,353.71/x
  3. Step 3: Cross multiply
    8,593.64x = 12,890.46 × 2,353.71
  4. Step 4: Simplify right side
    8,593.64x = 30,340,404.61
  5. Step 5: Solve for x
    x = 30,340,404.61/8,593.64
  6. Step 6: Final answer
    x = 3,530.57

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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.