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Finding the Third Proportional to 51,998 and 106,456

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Solution

The third proportional to 51,998 and 106,456 is: 217,948.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,998 : 106,456 = 106,456 : x
  2. Step 2: Convert to fraction form
    51,998/106,456 = 106,456/x
  3. Step 3: Cross multiply
    51,998x = 106,456 × 106,456
  4. Step 4: Simplify right side
    51,998x = 11,332,879,936
  5. Step 5: Solve for x
    x = 11,332,879,936/51,998
  6. Step 6: Final answer
    x = 217,948.38

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.