Home / 327,136.52-451,791.10-225,426.44

Finding the Fourth Proportional to 327,136.52, 451,791.10 and 225,426.44

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Solution

The fourth proportional to 327,136.52, 451,791.10 and 225,426.44 is: 311,324.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,136.52 : 451,791.10 = 225,426.44 : x
  2. Step 2: Convert to fraction form
    327,136.52/451,791.10 = 225,426.44/x
  3. Step 3: Cross multiply
    327,136.52x = 451,791.10 × 225,426.44
  4. Step 4: Simplify right side
    327,136.52x = 101,845,659,296.68
  5. Step 5: Solve for x
    x = 101,845,659,296.68/327,136.52
  6. Step 6: Final answer
    x = 311,324.64

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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.