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Finding the Fourth Proportional to 7,404.80, 11,107.78 and 2,474.46

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Solution

The fourth proportional to 7,404.80, 11,107.78 and 2,474.46 is: 3,711.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,404.80 : 11,107.78 = 2,474.46 : x
  2. Step 2: Convert to fraction form
    7,404.80/11,107.78 = 2,474.46/x
  3. Step 3: Cross multiply
    7,404.80x = 11,107.78 × 2,474.46
  4. Step 4: Simplify right side
    7,404.80x = 27,485,756.33
  5. Step 5: Solve for x
    x = 27,485,756.33/7,404.80
  6. Step 6: Final answer
    x = 3,711.88

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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.