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Finding the Third Proportional to 217,632 and 454,944

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Solution

The third proportional to 217,632 and 454,944 is: 951,027.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,632 : 454,944 = 454,944 : x
  2. Step 2: Convert to fraction form
    217,632/454,944 = 454,944/x
  3. Step 3: Cross multiply
    217,632x = 454,944 × 454,944
  4. Step 4: Simplify right side
    217,632x = 206,974,043,136
  5. Step 5: Solve for x
    x = 206,974,043,136/217,632
  6. Step 6: Final answer
    x = 951,027.62

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.