Home / 729,227.70-1,093,841.55-472,364.55

Finding the Fourth Proportional to 729,227.70, 1,093,841.55 and 472,364.55

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Solution

The fourth proportional to 729,227.70, 1,093,841.55 and 472,364.55 is: 708,546.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,227.70 : 1,093,841.55 = 472,364.55 : x
  2. Step 2: Convert to fraction form
    729,227.70/1,093,841.55 = 472,364.55/x
  3. Step 3: Cross multiply
    729,227.70x = 1,093,841.55 × 472,364.55
  4. Step 4: Simplify right side
    729,227.70x = 516,691,971,537.05
  5. Step 5: Solve for x
    x = 516,691,971,537.05/729,227.70
  6. Step 6: Final answer
    x = 708,546.83

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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.