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Finding the Third Proportional to 170,609 and 352,146

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Solution

The third proportional to 170,609 and 352,146 is: 726,847.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,609 : 352,146 = 352,146 : x
  2. Step 2: Convert to fraction form
    170,609/352,146 = 352,146/x
  3. Step 3: Cross multiply
    170,609x = 352,146 × 352,146
  4. Step 4: Simplify right side
    170,609x = 124,006,805,316
  5. Step 5: Solve for x
    x = 124,006,805,316/170,609
  6. Step 6: Final answer
    x = 726,847.97

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Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.