Home / 338,983.20-467,838.40-195,743.04

Finding the Fourth Proportional to 338,983.20, 467,838.40 and 195,743.04

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Solution

The fourth proportional to 338,983.20, 467,838.40 and 195,743.04 is: 270,149.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,983.20 : 467,838.40 = 195,743.04 : x
  2. Step 2: Convert to fraction form
    338,983.20/467,838.40 = 195,743.04/x
  3. Step 3: Cross multiply
    338,983.20x = 467,838.40 × 195,743.04
  4. Step 4: Simplify right side
    338,983.20x = 91,576,110,644.74
  5. Step 5: Solve for x
    x = 91,576,110,644.74/338,983.20
  6. Step 6: Final answer
    x = 270,149.41

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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.