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Finding the Third Proportional to 103,224 and 218,853

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Solution

The third proportional to 103,224 and 218,853 is: 464,006.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,224 : 218,853 = 218,853 : x
  2. Step 2: Convert to fraction form
    103,224/218,853 = 218,853/x
  3. Step 3: Cross multiply
    103,224x = 218,853 × 218,853
  4. Step 4: Simplify right side
    103,224x = 47,896,635,609
  5. Step 5: Solve for x
    x = 47,896,635,609/103,224
  6. Step 6: Final answer
    x = 464,006.78

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.