Home / 598,634.40-897,951.60-199,288.20

Finding the Fourth Proportional to 598,634.40, 897,951.60 and 199,288.20

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Solution

The fourth proportional to 598,634.40, 897,951.60 and 199,288.20 is: 298,932.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,634.40 : 897,951.60 = 199,288.20 : x
  2. Step 2: Convert to fraction form
    598,634.40/897,951.60 = 199,288.20/x
  3. Step 3: Cross multiply
    598,634.40x = 897,951.60 × 199,288.20
  4. Step 4: Simplify right side
    598,634.40x = 178,951,158,051.12
  5. Step 5: Solve for x
    x = 178,951,158,051.12/598,634.40
  6. Step 6: Final answer
    x = 298,932.30

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Similar ratio
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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.