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Finding the Fourth Proportional to 8,524.86, 12,787.08 and 2,601.73

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Solution

The fourth proportional to 8,524.86, 12,787.08 and 2,601.73 is: 3,902.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,524.86 : 12,787.08 = 2,601.73 : x
  2. Step 2: Convert to fraction form
    8,524.86/12,787.08 = 2,601.73/x
  3. Step 3: Cross multiply
    8,524.86x = 12,787.08 × 2,601.73
  4. Step 4: Simplify right side
    8,524.86x = 33,268,529.65
  5. Step 5: Solve for x
    x = 33,268,529.65/8,524.86
  6. Step 6: Final answer
    x = 3,902.53

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1.5x scale

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.