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Finding the Fourth Proportional to 332,474.96, 499,450.56 and 206,208.52

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Solution

The fourth proportional to 332,474.96, 499,450.56 and 206,208.52 is: 309,770.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,474.96 : 499,450.56 = 206,208.52 : x
  2. Step 2: Convert to fraction form
    332,474.96/499,450.56 = 206,208.52/x
  3. Step 3: Cross multiply
    332,474.96x = 499,450.56 × 206,208.52
  4. Step 4: Simplify right side
    332,474.96x = 102,990,960,790.77
  5. Step 5: Solve for x
    x = 102,990,960,790.77/332,474.96
  6. Step 6: Final answer
    x = 309,770.58

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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.