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Finding the Fourth Proportional to 7,996.59, 11,994.88 and 2,449.91

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Solution

The fourth proportional to 7,996.59, 11,994.88 and 2,449.91 is: 3,674.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,996.59 : 11,994.88 = 2,449.91 : x
  2. Step 2: Convert to fraction form
    7,996.59/11,994.88 = 2,449.91/x
  3. Step 3: Cross multiply
    7,996.59x = 11,994.88 × 2,449.91
  4. Step 4: Simplify right side
    7,996.59x = 29,386,340.35
  5. Step 5: Solve for x
    x = 29,386,340.35/7,996.59
  6. Step 6: Final answer
    x = 3,674.86

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Double scale
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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.