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Finding the Fourth Proportional to 2,500.87, 3,752.18 and 1,114.33

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Solution

The fourth proportional to 2,500.87, 3,752.18 and 1,114.33 is: 1,671.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,500.87 : 3,752.18 = 1,114.33 : x
  2. Step 2: Convert to fraction form
    2,500.87/3,752.18 = 1,114.33/x
  3. Step 3: Cross multiply
    2,500.87x = 3,752.18 × 1,114.33
  4. Step 4: Simplify right side
    2,500.87x = 4,181,166.74
  5. Step 5: Solve for x
    x = 4,181,166.74/2,500.87
  6. Step 6: Final answer
    x = 1,671.88

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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.