Home / 263,062.20-394,622.10-254,767.80

Finding the Fourth Proportional to 263,062.20, 394,622.10 and 254,767.80

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Solution

The fourth proportional to 263,062.20, 394,622.10 and 254,767.80 is: 382,179.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,062.20 : 394,622.10 = 254,767.80 : x
  2. Step 2: Convert to fraction form
    263,062.20/394,622.10 = 254,767.80/x
  3. Step 3: Cross multiply
    263,062.20x = 394,622.10 × 254,767.80
  4. Step 4: Simplify right side
    263,062.20x = 100,537,004,248.38
  5. Step 5: Solve for x
    x = 100,537,004,248.38/263,062.20
  6. Step 6: Final answer
    x = 382,179.59

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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.