Home / 263,062.20-394,593.30-179,081.40

Finding the Fourth Proportional to 263,062.20, 394,593.30 and 179,081.40

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Solution

The fourth proportional to 263,062.20, 394,593.30 and 179,081.40 is: 268,622.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,062.20 : 394,593.30 = 179,081.40 : x
  2. Step 2: Convert to fraction form
    263,062.20/394,593.30 = 179,081.40/x
  3. Step 3: Cross multiply
    263,062.20x = 394,593.30 × 179,081.40
  4. Step 4: Simplify right side
    263,062.20x = 70,664,320,594.62
  5. Step 5: Solve for x
    x = 70,664,320,594.62/263,062.20
  6. Step 6: Final answer
    x = 268,622.10

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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.