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Finding the Third Proportional to 169,745.25 and 372,132.75

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Solution

The third proportional to 169,745.25 and 372,132.75 is: 815,827.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,745.25 : 372,132.75 = 372,132.75 : x
  2. Step 2: Convert to fraction form
    169,745.25/372,132.75 = 372,132.75/x
  3. Step 3: Cross multiply
    169,745.25x = 372,132.75 × 372,132.75
  4. Step 4: Simplify right side
    169,745.25x = 138,482,783,622.56
  5. Step 5: Solve for x
    x = 138,482,783,622.56/169,745.25
  6. Step 6: Final answer
    x = 815,827.15

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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.