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Finding the Third Proportional to 104,022 and 220,440

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Solution

The third proportional to 104,022 and 220,440 is: 467,149.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,022 : 220,440 = 220,440 : x
  2. Step 2: Convert to fraction form
    104,022/220,440 = 220,440/x
  3. Step 3: Cross multiply
    104,022x = 220,440 × 220,440
  4. Step 4: Simplify right side
    104,022x = 48,593,793,600
  5. Step 5: Solve for x
    x = 48,593,793,600/104,022
  6. Step 6: Final answer
    x = 467,149.20

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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.