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Finding the Fourth Proportional to 6,641.84, 9,962.22 and 2,481.68

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Solution

The fourth proportional to 6,641.84, 9,962.22 and 2,481.68 is: 3,722.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,641.84 : 9,962.22 = 2,481.68 : x
  2. Step 2: Convert to fraction form
    6,641.84/9,962.22 = 2,481.68/x
  3. Step 3: Cross multiply
    6,641.84x = 9,962.22 × 2,481.68
  4. Step 4: Simplify right side
    6,641.84x = 24,723,042.13
  5. Step 5: Solve for x
    x = 24,723,042.13/6,641.84
  6. Step 6: Final answer
    x = 3,722.32

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Similar ratio
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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.