Home / 283,723.20-424,016.64-267,335.04

Finding the Fourth Proportional to 283,723.20, 424,016.64 and 267,335.04

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Solution

The fourth proportional to 283,723.20, 424,016.64 and 267,335.04 is: 399,524.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,723.20 : 424,016.64 = 267,335.04 : x
  2. Step 2: Convert to fraction form
    283,723.20/424,016.64 = 267,335.04/x
  3. Step 3: Cross multiply
    283,723.20x = 424,016.64 × 267,335.04
  4. Step 4: Simplify right side
    283,723.20x = 113,354,505,415.07
  5. Step 5: Solve for x
    x = 113,354,505,415.07/283,723.20
  6. Step 6: Final answer
    x = 399,524.98

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.