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Finding the Fourth Proportional to 5,659.32, 8,487.72 and 2,376.12

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Solution

The fourth proportional to 5,659.32, 8,487.72 and 2,376.12 is: 3,563.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,659.32 : 8,487.72 = 2,376.12 : x
  2. Step 2: Convert to fraction form
    5,659.32/8,487.72 = 2,376.12/x
  3. Step 3: Cross multiply
    5,659.32x = 8,487.72 × 2,376.12
  4. Step 4: Simplify right side
    5,659.32x = 20,167,841.25
  5. Step 5: Solve for x
    x = 20,167,841.25/5,659.32
  6. Step 6: Final answer
    x = 3,563.65

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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.