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Finding the Fourth Proportional to 6,633.92, 9,157.92 and 3,838.88

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Solution

The fourth proportional to 6,633.92, 9,157.92 and 3,838.88 is: 5,299.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,633.92 : 9,157.92 = 3,838.88 : x
  2. Step 2: Convert to fraction form
    6,633.92/9,157.92 = 3,838.88/x
  3. Step 3: Cross multiply
    6,633.92x = 9,157.92 × 3,838.88
  4. Step 4: Simplify right side
    6,633.92x = 35,156,155.93
  5. Step 5: Solve for x
    x = 35,156,155.93/6,633.92
  6. Step 6: Final answer
    x = 5,299.45

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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.