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Finding the Fourth Proportional to 332,827.60, 499,314.30 and 108,149.80

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Solution

The fourth proportional to 332,827.60, 499,314.30 and 108,149.80 is: 162,248.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,827.60 : 499,314.30 = 108,149.80 : x
  2. Step 2: Convert to fraction form
    332,827.60/499,314.30 = 108,149.80/x
  3. Step 3: Cross multiply
    332,827.60x = 499,314.30 × 108,149.80
  4. Step 4: Simplify right side
    332,827.60x = 54,000,741,682.14
  5. Step 5: Solve for x
    x = 54,000,741,682.14/332,827.60
  6. Step 6: Final answer
    x = 162,248.39

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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.