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Finding the Fourth Proportional to 2,243.82, 3,096.65 and 1,299.92

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Solution

The fourth proportional to 2,243.82, 3,096.65 and 1,299.92 is: 1,793.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,243.82 : 3,096.65 = 1,299.92 : x
  2. Step 2: Convert to fraction form
    2,243.82/3,096.65 = 1,299.92/x
  3. Step 3: Cross multiply
    2,243.82x = 3,096.65 × 1,299.92
  4. Step 4: Simplify right side
    2,243.82x = 4,025,375.29
  5. Step 5: Solve for x
    x = 4,025,375.29/2,243.82
  6. Step 6: Final answer
    x = 1,793.98

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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.