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Finding the Fourth Proportional to 8,524.87, 12,787.01 and 2,601.52

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Solution

The fourth proportional to 8,524.87, 12,787.01 and 2,601.52 is: 3,902.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,524.87 : 12,787.01 = 2,601.52 : x
  2. Step 2: Convert to fraction form
    8,524.87/12,787.01 = 2,601.52/x
  3. Step 3: Cross multiply
    8,524.87x = 12,787.01 × 2,601.52
  4. Step 4: Simplify right side
    8,524.87x = 33,265,627.04
  5. Step 5: Solve for x
    x = 33,265,627.04/8,524.87
  6. Step 6: Final answer
    x = 3,902.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.