Home / 395,928.10-593,892.15-185,587.30

Finding the Fourth Proportional to 395,928.10, 593,892.15 and 185,587.30

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Solution

The fourth proportional to 395,928.10, 593,892.15 and 185,587.30 is: 278,380.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,928.10 : 593,892.15 = 185,587.30 : x
  2. Step 2: Convert to fraction form
    395,928.10/593,892.15 = 185,587.30/x
  3. Step 3: Cross multiply
    395,928.10x = 593,892.15 × 185,587.30
  4. Step 4: Simplify right side
    395,928.10x = 110,218,840,609.70
  5. Step 5: Solve for x
    x = 110,218,840,609.70/395,928.10
  6. Step 6: Final answer
    x = 278,380.95

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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.