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Finding the Fourth Proportional to 6,789.52, 9,369.57 and 3,805.48

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Solution

The fourth proportional to 6,789.52, 9,369.57 and 3,805.48 is: 5,251.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,789.52 : 9,369.57 = 3,805.48 : x
  2. Step 2: Convert to fraction form
    6,789.52/9,369.57 = 3,805.48/x
  3. Step 3: Cross multiply
    6,789.52x = 9,369.57 × 3,805.48
  4. Step 4: Simplify right side
    6,789.52x = 35,655,711.24
  5. Step 5: Solve for x
    x = 35,655,711.24/6,789.52
  6. Step 6: Final answer
    x = 5,251.58

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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.