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Finding the Fourth Proportional to 332,650.70, 499,086.66 and 108,018.46

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Solution

The fourth proportional to 332,650.70, 499,086.66 and 108,018.46 is: 162,063.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,650.70 : 499,086.66 = 108,018.46 : x
  2. Step 2: Convert to fraction form
    332,650.70/499,086.66 = 108,018.46/x
  3. Step 3: Cross multiply
    332,650.70x = 499,086.66 × 108,018.46
  4. Step 4: Simplify right side
    332,650.70x = 53,910,573,448.67
  5. Step 5: Solve for x
    x = 53,910,573,448.67/332,650.70
  6. Step 6: Final answer
    x = 162,063.61

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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.