Home / 729,279.54-1,093,919.31-196,800.57

Finding the Fourth Proportional to 729,279.54, 1,093,919.31 and 196,800.57

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Solution

The fourth proportional to 729,279.54, 1,093,919.31 and 196,800.57 is: 295,200.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,279.54 : 1,093,919.31 = 196,800.57 : x
  2. Step 2: Convert to fraction form
    729,279.54/1,093,919.31 = 196,800.57/x
  3. Step 3: Cross multiply
    729,279.54x = 1,093,919.31 × 196,800.57
  4. Step 4: Simplify right side
    729,279.54x = 215,283,943,742.01
  5. Step 5: Solve for x
    x = 215,283,943,742.01/729,279.54
  6. Step 6: Final answer
    x = 295,200.86

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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.