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Finding the Third Proportional to 168,034.50 and 192,638.25

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Solution

The third proportional to 168,034.50 and 192,638.25 is: 220,844.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,034.50 : 192,638.25 = 192,638.25 : x
  2. Step 2: Convert to fraction form
    168,034.50/192,638.25 = 192,638.25/x
  3. Step 3: Cross multiply
    168,034.50x = 192,638.25 × 192,638.25
  4. Step 4: Simplify right side
    168,034.50x = 37,109,495,363.06
  5. Step 5: Solve for x
    x = 37,109,495,363.06/168,034.50
  6. Step 6: Final answer
    x = 220,844.50

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Why These Related Problems?

These problems maintain the same ratio (1.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.