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Finding the Third Proportional to 102,963 and 225,609

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Solution

The third proportional to 102,963 and 225,609 is: 494,346.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,963 : 225,609 = 225,609 : x
  2. Step 2: Convert to fraction form
    102,963/225,609 = 225,609/x
  3. Step 3: Cross multiply
    102,963x = 225,609 × 225,609
  4. Step 4: Simplify right side
    102,963x = 50,899,420,881
  5. Step 5: Solve for x
    x = 50,899,420,881/102,963
  6. Step 6: Final answer
    x = 494,346.72

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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.