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Finding the Fourth Proportional to 3,353, 5,029.42 and 1,163.24

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Solution

The fourth proportional to 3,353, 5,029.42 and 1,163.24 is: 1,744.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,353 : 5,029.42 = 1,163.24 : x
  2. Step 2: Convert to fraction form
    3,353/5,029.42 = 1,163.24/x
  3. Step 3: Cross multiply
    3,353x = 5,029.42 × 1,163.24
  4. Step 4: Simplify right side
    3,353x = 5,850,422.52
  5. Step 5: Solve for x
    x = 5,850,422.52/3,353
  6. Step 6: Final answer
    x = 1,744.83

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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.