Home / 338,499.29-467,067.69-217,612.85

Finding the Fourth Proportional to 338,499.29, 467,067.69 and 217,612.85

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Solution

The fourth proportional to 338,499.29, 467,067.69 and 217,612.85 is: 300,266.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,499.29 : 467,067.69 = 217,612.85 : x
  2. Step 2: Convert to fraction form
    338,499.29/467,067.69 = 217,612.85/x
  3. Step 3: Cross multiply
    338,499.29x = 467,067.69 × 217,612.85
  4. Step 4: Simplify right side
    338,499.29x = 101,639,931,163.82
  5. Step 5: Solve for x
    x = 101,639,931,163.82/338,499.29
  6. Step 6: Final answer
    x = 300,266.31

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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.