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Finding the Fourth Proportional to 9,242.64, 13,863.96 and 5,344.92

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Solution

The fourth proportional to 9,242.64, 13,863.96 and 5,344.92 is: 8,017.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,242.64 : 13,863.96 = 5,344.92 : x
  2. Step 2: Convert to fraction form
    9,242.64/13,863.96 = 5,344.92/x
  3. Step 3: Cross multiply
    9,242.64x = 13,863.96 × 5,344.92
  4. Step 4: Simplify right side
    9,242.64x = 74,101,757.08
  5. Step 5: Solve for x
    x = 74,101,757.08/9,242.64
  6. Step 6: Final answer
    x = 8,017.38

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Similar ratio
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1.5x scale

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.