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Finding the Third Proportional to 168,617.25 and 352,821.38

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Solution

The third proportional to 168,617.25 and 352,821.38 is: 738,257.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,617.25 : 352,821.38 = 352,821.38 : x
  2. Step 2: Convert to fraction form
    168,617.25/352,821.38 = 352,821.38/x
  3. Step 3: Cross multiply
    168,617.25x = 352,821.38 × 352,821.38
  4. Step 4: Simplify right side
    168,617.25x = 124,482,922,656.89
  5. Step 5: Solve for x
    x = 124,482,922,656.89/168,617.25
  6. Step 6: Final answer
    x = 738,257.34

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.