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Finding the Third Proportional to 69,082 and 151,288

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Solution

The third proportional to 69,082 and 151,288 is: 331,317.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,082 : 151,288 = 151,288 : x
  2. Step 2: Convert to fraction form
    69,082/151,288 = 151,288/x
  3. Step 3: Cross multiply
    69,082x = 151,288 × 151,288
  4. Step 4: Simplify right side
    69,082x = 22,888,058,944
  5. Step 5: Solve for x
    x = 22,888,058,944/69,082
  6. Step 6: Final answer
    x = 331,317.26

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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.