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Finding the Fourth Proportional to 338,983.58, 467,793.10 and 195,740.48

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Solution

The fourth proportional to 338,983.58, 467,793.10 and 195,740.48 is: 270,119.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,983.58 : 467,793.10 = 195,740.48 : x
  2. Step 2: Convert to fraction form
    338,983.58/467,793.10 = 195,740.48/x
  3. Step 3: Cross multiply
    338,983.58x = 467,793.10 × 195,740.48
  4. Step 4: Simplify right side
    338,983.58x = 91,566,045,934.69
  5. Step 5: Solve for x
    x = 91,566,045,934.69/338,983.58
  6. Step 6: Final answer
    x = 270,119.41

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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.