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Finding the Third Proportional to 170,956 and 372,013.25

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Solution

The third proportional to 170,956 and 372,013.25 is: 809,529.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,956 : 372,013.25 = 372,013.25 : x
  2. Step 2: Convert to fraction form
    170,956/372,013.25 = 372,013.25/x
  3. Step 3: Cross multiply
    170,956x = 372,013.25 × 372,013.25
  4. Step 4: Simplify right side
    170,956x = 138,393,858,175.56
  5. Step 5: Solve for x
    x = 138,393,858,175.56/170,956
  6. Step 6: Final answer
    x = 809,529.11

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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.