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Finding the Third Proportional to 65,612 and 157,469

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Solution

The third proportional to 65,612 and 157,469 is: 377,926.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,612 : 157,469 = 157,469 : x
  2. Step 2: Convert to fraction form
    65,612/157,469 = 157,469/x
  3. Step 3: Cross multiply
    65,612x = 157,469 × 157,469
  4. Step 4: Simplify right side
    65,612x = 24,796,485,961
  5. Step 5: Solve for x
    x = 24,796,485,961/65,612
  6. Step 6: Final answer
    x = 377,926.08

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Why These Related Problems?

These problems maintain the same ratio (2.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.