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Finding the Fourth Proportional to 5,592.28, 8,375.28 and 3,285.40

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Solution

The fourth proportional to 5,592.28, 8,375.28 and 3,285.40 is: 4,920.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,592.28 : 8,375.28 = 3,285.40 : x
  2. Step 2: Convert to fraction form
    5,592.28/8,375.28 = 3,285.40/x
  3. Step 3: Cross multiply
    5,592.28x = 8,375.28 × 3,285.40
  4. Step 4: Simplify right side
    5,592.28x = 27,516,144.91
  5. Step 5: Solve for x
    x = 27,516,144.91/5,592.28
  6. Step 6: Final answer
    x = 4,920.38

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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.