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Finding the Fourth Proportional to 4,250.72, 5,865.84 and 2,387.68

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Solution

The fourth proportional to 4,250.72, 5,865.84 and 2,387.68 is: 3,294.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,250.72 : 5,865.84 = 2,387.68 : x
  2. Step 2: Convert to fraction form
    4,250.72/5,865.84 = 2,387.68/x
  3. Step 3: Cross multiply
    4,250.72x = 5,865.84 × 2,387.68
  4. Step 4: Simplify right side
    4,250.72x = 14,005,748.85
  5. Step 5: Solve for x
    x = 14,005,748.85/4,250.72
  6. Step 6: Final answer
    x = 3,294.91

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.