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Finding the Third Proportional to 104,434 and 220,774

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Solution

The third proportional to 104,434 and 220,774 is: 466,717.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,434 : 220,774 = 220,774 : x
  2. Step 2: Convert to fraction form
    104,434/220,774 = 220,774/x
  3. Step 3: Cross multiply
    104,434x = 220,774 × 220,774
  4. Step 4: Simplify right side
    104,434x = 48,741,159,076
  5. Step 5: Solve for x
    x = 48,741,159,076/104,434
  6. Step 6: Final answer
    x = 466,717.34

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.