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Finding the Fourth Proportional to 322,092.20, 483,138.30 and 227,613.80

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Solution

The fourth proportional to 322,092.20, 483,138.30 and 227,613.80 is: 341,420.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,092.20 : 483,138.30 = 227,613.80 : x
  2. Step 2: Convert to fraction form
    322,092.20/483,138.30 = 227,613.80/x
  3. Step 3: Cross multiply
    322,092.20x = 483,138.30 × 227,613.80
  4. Step 4: Simplify right side
    322,092.20x = 109,968,944,388.54
  5. Step 5: Solve for x
    x = 109,968,944,388.54/322,092.20
  6. Step 6: Final answer
    x = 341,420.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.