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Finding the Third Proportional to 170,860 and 272,082

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Solution

The third proportional to 170,860 and 272,082 is: 433,270.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,860 : 272,082 = 272,082 : x
  2. Step 2: Convert to fraction form
    170,860/272,082 = 272,082/x
  3. Step 3: Cross multiply
    170,860x = 272,082 × 272,082
  4. Step 4: Simplify right side
    170,860x = 74,028,614,724
  5. Step 5: Solve for x
    x = 74,028,614,724/170,860
  6. Step 6: Final answer
    x = 433,270.60

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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.