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Finding the Third Proportional to 104,639 and 226,663

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Solution

The third proportional to 104,639 and 226,663 is: 490,984.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,639 : 226,663 = 226,663 : x
  2. Step 2: Convert to fraction form
    104,639/226,663 = 226,663/x
  3. Step 3: Cross multiply
    104,639x = 226,663 × 226,663
  4. Step 4: Simplify right side
    104,639x = 51,376,115,569
  5. Step 5: Solve for x
    x = 51,376,115,569/104,639
  6. Step 6: Final answer
    x = 490,984.39

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.