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Finding the Third Proportional to 168,040 and 351,660

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Solution

The third proportional to 168,040 and 351,660 is: 735,924.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,040 : 351,660 = 351,660 : x
  2. Step 2: Convert to fraction form
    168,040/351,660 = 351,660/x
  3. Step 3: Cross multiply
    168,040x = 351,660 × 351,660
  4. Step 4: Simplify right side
    168,040x = 123,664,755,600
  5. Step 5: Solve for x
    x = 123,664,755,600/168,040
  6. Step 6: Final answer
    x = 735,924.52

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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.