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Finding the Fourth Proportional to 2,002.71, 2,998.80 and 1,414.53

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Solution

The fourth proportional to 2,002.71, 2,998.80 and 1,414.53 is: 2,118.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,002.71 : 2,998.80 = 1,414.53 : x
  2. Step 2: Convert to fraction form
    2,002.71/2,998.80 = 1,414.53/x
  3. Step 3: Cross multiply
    2,002.71x = 2,998.80 × 1,414.53
  4. Step 4: Simplify right side
    2,002.71x = 4,241,892.56
  5. Step 5: Solve for x
    x = 4,241,892.56/2,002.71
  6. Step 6: Final answer
    x = 2,118.08

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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.