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Finding the Fourth Proportional to 7,240.57, 10,799.98 and 6,576.17

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Solution

The fourth proportional to 7,240.57, 10,799.98 and 6,576.17 is: 9,808.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,240.57 : 10,799.98 = 6,576.17 : x
  2. Step 2: Convert to fraction form
    7,240.57/10,799.98 = 6,576.17/x
  3. Step 3: Cross multiply
    7,240.57x = 10,799.98 × 6,576.17
  4. Step 4: Simplify right side
    7,240.57x = 71,022,434.04
  5. Step 5: Solve for x
    x = 71,022,434.04/7,240.57
  6. Step 6: Final answer
    x = 9,808.96

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.