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Finding the Fourth Proportional to 2,253.87, 3,109.86 and 1,414.17

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Solution

The fourth proportional to 2,253.87, 3,109.86 and 1,414.17 is: 1,951.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,253.87 : 3,109.86 = 1,414.17 : x
  2. Step 2: Convert to fraction form
    2,253.87/3,109.86 = 1,414.17/x
  3. Step 3: Cross multiply
    2,253.87x = 3,109.86 × 1,414.17
  4. Step 4: Simplify right side
    2,253.87x = 4,397,870.72
  5. Step 5: Solve for x
    x = 4,397,870.72/2,253.87
  6. Step 6: Final answer
    x = 1,951.25

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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.