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Finding the Fourth Proportional to 6,452.30, 9,680.11 and 2,069.79

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Solution

The fourth proportional to 6,452.30, 9,680.11 and 2,069.79 is: 3,105.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,452.30 : 9,680.11 = 2,069.79 : x
  2. Step 2: Convert to fraction form
    6,452.30/9,680.11 = 2,069.79/x
  3. Step 3: Cross multiply
    6,452.30x = 9,680.11 × 2,069.79
  4. Step 4: Simplify right side
    6,452.30x = 20,035,789.70
  5. Step 5: Solve for x
    x = 20,035,789.70/6,452.30
  6. Step 6: Final answer
    x = 3,105.22

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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.