Home / 747,218.00-1,120,743.97-267,426.43

Finding the Fourth Proportional to 747,218.00, 1,120,743.97 and 267,426.43

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Solution

The fourth proportional to 747,218.00, 1,120,743.97 and 267,426.43 is: 401,109.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,218.00 : 1,120,743.97 = 267,426.43 : x
  2. Step 2: Convert to fraction form
    747,218.00/1,120,743.97 = 267,426.43/x
  3. Step 3: Cross multiply
    747,218.00x = 1,120,743.97 × 267,426.43
  4. Step 4: Simplify right side
    747,218.00x = 299,716,555,370.70
  5. Step 5: Solve for x
    x = 299,716,555,370.70/747,218.00
  6. Step 6: Final answer
    x = 401,109.92

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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.