Home / 411,291.88-567,559.20-227,519.44

Finding the Fourth Proportional to 411,291.88, 567,559.20 and 227,519.44

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Solution

The fourth proportional to 411,291.88, 567,559.20 and 227,519.44 is: 313,963.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,291.88 : 567,559.20 = 227,519.44 : x
  2. Step 2: Convert to fraction form
    411,291.88/567,559.20 = 227,519.44/x
  3. Step 3: Cross multiply
    411,291.88x = 567,559.20 × 227,519.44
  4. Step 4: Simplify right side
    411,291.88x = 129,130,751,350.85
  5. Step 5: Solve for x
    x = 129,130,751,350.85/411,291.88
  6. Step 6: Final answer
    x = 313,963.78

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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.