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Finding the Fourth Proportional to 8,652.52, 12,982.14 and 3,459.88

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Solution

The fourth proportional to 8,652.52, 12,982.14 and 3,459.88 is: 5,191.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,652.52 : 12,982.14 = 3,459.88 : x
  2. Step 2: Convert to fraction form
    8,652.52/12,982.14 = 3,459.88/x
  3. Step 3: Cross multiply
    8,652.52x = 12,982.14 × 3,459.88
  4. Step 4: Simplify right side
    8,652.52x = 44,916,646.54
  5. Step 5: Solve for x
    x = 44,916,646.54/8,652.52
  6. Step 6: Final answer
    x = 5,191.16

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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.