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Finding the Fourth Proportional to 6,233.80, 9,350.70 and 4,119.70

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Solution

The fourth proportional to 6,233.80, 9,350.70 and 4,119.70 is: 6,179.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,233.80 : 9,350.70 = 4,119.70 : x
  2. Step 2: Convert to fraction form
    6,233.80/9,350.70 = 4,119.70/x
  3. Step 3: Cross multiply
    6,233.80x = 9,350.70 × 4,119.70
  4. Step 4: Simplify right side
    6,233.80x = 38,522,078.79
  5. Step 5: Solve for x
    x = 38,522,078.79/6,233.80
  6. Step 6: Final answer
    x = 6,179.55

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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.