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Finding the Fourth Proportional to 7,517.81, 11,273.16 and 2,250.79

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Solution

The fourth proportional to 7,517.81, 11,273.16 and 2,250.79 is: 3,375.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,517.81 : 11,273.16 = 2,250.79 : x
  2. Step 2: Convert to fraction form
    7,517.81/11,273.16 = 2,250.79/x
  3. Step 3: Cross multiply
    7,517.81x = 11,273.16 × 2,250.79
  4. Step 4: Simplify right side
    7,517.81x = 25,373,515.80
  5. Step 5: Solve for x
    x = 25,373,515.80/7,517.81
  6. Step 6: Final answer
    x = 3,375.12

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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.