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Finding the Fourth Proportional to 332,499.87, 458,852.85 and 189,269.19

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Solution

The fourth proportional to 332,499.87, 458,852.85 and 189,269.19 is: 261,193.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,499.87 : 458,852.85 = 189,269.19 : x
  2. Step 2: Convert to fraction form
    332,499.87/458,852.85 = 189,269.19/x
  3. Step 3: Cross multiply
    332,499.87x = 458,852.85 × 189,269.19
  4. Step 4: Simplify right side
    332,499.87x = 86,846,707,248.69
  5. Step 5: Solve for x
    x = 86,846,707,248.69/332,499.87
  6. Step 6: Final answer
    x = 261,193.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.