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Finding the Fourth Proportional to 5,248.89, 7,875.25 and 2,439.02

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Solution

The fourth proportional to 5,248.89, 7,875.25 and 2,439.02 is: 3,659.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,248.89 : 7,875.25 = 2,439.02 : x
  2. Step 2: Convert to fraction form
    5,248.89/7,875.25 = 2,439.02/x
  3. Step 3: Cross multiply
    5,248.89x = 7,875.25 × 2,439.02
  4. Step 4: Simplify right side
    5,248.89x = 19,207,876.31
  5. Step 5: Solve for x
    x = 19,207,876.31/5,248.89
  6. Step 6: Final answer
    x = 3,659.42

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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.