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Finding the Third Proportional to 168,555.38 and 362,124.56

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Solution

The third proportional to 168,555.38 and 362,124.56 is: 777,988.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,555.38 : 362,124.56 = 362,124.56 : x
  2. Step 2: Convert to fraction form
    168,555.38/362,124.56 = 362,124.56/x
  3. Step 3: Cross multiply
    168,555.38x = 362,124.56 × 362,124.56
  4. Step 4: Simplify right side
    168,555.38x = 131,134,198,765.82
  5. Step 5: Solve for x
    x = 131,134,198,765.82/168,555.38
  6. Step 6: Final answer
    x = 777,988.83

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.