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Finding the Third Proportional to 168,511.69 and 366,780.56

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Solution

The third proportional to 168,511.69 and 366,780.56 is: 798,330.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,511.69 : 366,780.56 = 366,780.56 : x
  2. Step 2: Convert to fraction form
    168,511.69/366,780.56 = 366,780.56/x
  3. Step 3: Cross multiply
    168,511.69x = 366,780.56 × 366,780.56
  4. Step 4: Simplify right side
    168,511.69x = 134,527,981,027.82
  5. Step 5: Solve for x
    x = 134,527,981,027.82/168,511.69
  6. Step 6: Final answer
    x = 798,330.27

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.