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Finding the Fourth Proportional to 9,479.40, 13,082.22 and 5,500.52

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Solution

The fourth proportional to 9,479.40, 13,082.22 and 5,500.52 is: 7,591.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,479.40 : 13,082.22 = 5,500.52 : x
  2. Step 2: Convert to fraction form
    9,479.40/13,082.22 = 5,500.52/x
  3. Step 3: Cross multiply
    9,479.40x = 13,082.22 × 5,500.52
  4. Step 4: Simplify right side
    9,479.40x = 71,959,012.75
  5. Step 5: Solve for x
    x = 71,959,012.75/9,479.40
  6. Step 6: Final answer
    x = 7,591.09

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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.