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Finding the Fourth Proportional to 2,724.55, 3,759.55 and 1,545.59

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Solution

The fourth proportional to 2,724.55, 3,759.55 and 1,545.59 is: 2,132.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,724.55 : 3,759.55 = 1,545.59 : x
  2. Step 2: Convert to fraction form
    2,724.55/3,759.55 = 1,545.59/x
  3. Step 3: Cross multiply
    2,724.55x = 3,759.55 × 1,545.59
  4. Step 4: Simplify right side
    2,724.55x = 5,810,728.42
  5. Step 5: Solve for x
    x = 5,810,728.42/2,724.55
  6. Step 6: Final answer
    x = 2,132.73

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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.