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Finding the Fourth Proportional to 8,444.52, 12,659.22 and 3,249.18

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Solution

The fourth proportional to 8,444.52, 12,659.22 and 3,249.18 is: 4,870.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,444.52 : 12,659.22 = 3,249.18 : x
  2. Step 2: Convert to fraction form
    8,444.52/12,659.22 = 3,249.18/x
  3. Step 3: Cross multiply
    8,444.52x = 12,659.22 × 3,249.18
  4. Step 4: Simplify right side
    8,444.52x = 41,132,084.44
  5. Step 5: Solve for x
    x = 41,132,084.44/8,444.52
  6. Step 6: Final answer
    x = 4,870.86

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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.