Home / 494,414.10-741,815.55-194,843.70

Finding the Fourth Proportional to 494,414.10, 741,815.55 and 194,843.70

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Solution

The fourth proportional to 494,414.10, 741,815.55 and 194,843.70 is: 292,342.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,414.10 : 741,815.55 = 194,843.70 : x
  2. Step 2: Convert to fraction form
    494,414.10/741,815.55 = 194,843.70/x
  3. Step 3: Cross multiply
    494,414.10x = 741,815.55 × 194,843.70
  4. Step 4: Simplify right side
    494,414.10x = 144,538,086,479.54
  5. Step 5: Solve for x
    x = 144,538,086,479.54/494,414.10
  6. Step 6: Final answer
    x = 292,342.16

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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.