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Finding the Third Proportional to 170,079 and 372,382.50

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Solution

The third proportional to 170,079 and 372,382.50 is: 815,319.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,079 : 372,382.50 = 372,382.50 : x
  2. Step 2: Convert to fraction form
    170,079/372,382.50 = 372,382.50/x
  3. Step 3: Cross multiply
    170,079x = 372,382.50 × 372,382.50
  4. Step 4: Simplify right side
    170,079x = 138,668,726,306.25
  5. Step 5: Solve for x
    x = 138,668,726,306.25/170,079
  6. Step 6: Final answer
    x = 815,319.51

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.