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Finding the Fourth Proportional to 7,227.70, 10,841.55 and 5,499.70

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Solution

The fourth proportional to 7,227.70, 10,841.55 and 5,499.70 is: 8,249.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,227.70 : 10,841.55 = 5,499.70 : x
  2. Step 2: Convert to fraction form
    7,227.70/10,841.55 = 5,499.70/x
  3. Step 3: Cross multiply
    7,227.70x = 10,841.55 × 5,499.70
  4. Step 4: Simplify right side
    7,227.70x = 59,625,272.54
  5. Step 5: Solve for x
    x = 59,625,272.54/7,227.70
  6. Step 6: Final answer
    x = 8,249.55

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Half scale
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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.