Home / 338,520.20-467,151.21-185,558.72

Finding the Fourth Proportional to 338,520.20, 467,151.21 and 185,558.72

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Solution

The fourth proportional to 338,520.20, 467,151.21 and 185,558.72 is: 256,067.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,520.20 : 467,151.21 = 185,558.72 : x
  2. Step 2: Convert to fraction form
    338,520.20/467,151.21 = 185,558.72/x
  3. Step 3: Cross multiply
    338,520.20x = 467,151.21 × 185,558.72
  4. Step 4: Simplify right side
    338,520.20x = 86,683,978,238.30
  5. Step 5: Solve for x
    x = 86,683,978,238.30/338,520.20
  6. Step 6: Final answer
    x = 256,067.38

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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.