Home / 493,780.88-681,418.56-267,426.44

Finding the Fourth Proportional to 493,780.88, 681,418.56 and 267,426.44

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Solution

The fourth proportional to 493,780.88, 681,418.56 and 267,426.44 is: 369,049.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,780.88 : 681,418.56 = 267,426.44 : x
  2. Step 2: Convert to fraction form
    493,780.88/681,418.56 = 267,426.44/x
  3. Step 3: Cross multiply
    493,780.88x = 681,418.56 × 267,426.44
  4. Step 4: Simplify right side
    493,780.88x = 182,229,339,650.73
  5. Step 5: Solve for x
    x = 182,229,339,650.73/493,780.88
  6. Step 6: Final answer
    x = 369,049.00

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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.