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Finding the Fourth Proportional to 332,634.70, 498,842.70 and 122,245.30

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Solution

The fourth proportional to 332,634.70, 498,842.70 and 122,245.30 is: 183,327.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,634.70 : 498,842.70 = 122,245.30 : x
  2. Step 2: Convert to fraction form
    332,634.70/498,842.70 = 122,245.30/x
  3. Step 3: Cross multiply
    332,634.70x = 498,842.70 × 122,245.30
  4. Step 4: Simplify right side
    332,634.70x = 60,981,175,514.31
  5. Step 5: Solve for x
    x = 60,981,175,514.31/332,634.70
  6. Step 6: Final answer
    x = 183,327.76

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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.