Home / 494,159.22-681,921.45-267,799.86

Finding the Fourth Proportional to 494,159.22, 681,921.45 and 267,799.86

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Solution

The fourth proportional to 494,159.22, 681,921.45 and 267,799.86 is: 369,553.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,159.22 : 681,921.45 = 267,799.86 : x
  2. Step 2: Convert to fraction form
    494,159.22/681,921.45 = 267,799.86/x
  3. Step 3: Cross multiply
    494,159.22x = 681,921.45 × 267,799.86
  4. Step 4: Simplify right side
    494,159.22x = 182,618,468,841.00
  5. Step 5: Solve for x
    x = 182,618,468,841.00/494,159.22
  6. Step 6: Final answer
    x = 369,553.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.