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Finding the Fourth Proportional to 333,180.62, 499,770.51 and 108,540.68

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Solution

The fourth proportional to 333,180.62, 499,770.51 and 108,540.68 is: 162,810.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,180.62 : 499,770.51 = 108,540.68 : x
  2. Step 2: Convert to fraction form
    333,180.62/499,770.51 = 108,540.68/x
  3. Step 3: Cross multiply
    333,180.62x = 499,770.51 × 108,540.68
  4. Step 4: Simplify right side
    333,180.62x = 54,245,430,999.35
  5. Step 5: Solve for x
    x = 54,245,430,999.35/333,180.62
  6. Step 6: Final answer
    x = 162,810.88

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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.