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Finding the Third Proportional to 206,181 and 327,091.50

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Solution

The third proportional to 206,181 and 327,091.50 is: 518,907.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,181 : 327,091.50 = 327,091.50 : x
  2. Step 2: Convert to fraction form
    206,181/327,091.50 = 327,091.50/x
  3. Step 3: Cross multiply
    206,181x = 327,091.50 × 327,091.50
  4. Step 4: Simplify right side
    206,181x = 106,988,849,372.25
  5. Step 5: Solve for x
    x = 106,988,849,372.25/206,181
  6. Step 6: Final answer
    x = 518,907.41

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.