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Finding the Third Proportional to 22,201 and 47,228

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Solution

The third proportional to 22,201 and 47,228 is: 100,467.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,201 : 47,228 = 47,228 : x
  2. Step 2: Convert to fraction form
    22,201/47,228 = 47,228/x
  3. Step 3: Cross multiply
    22,201x = 47,228 × 47,228
  4. Step 4: Simplify right side
    22,201x = 2,230,483,984
  5. Step 5: Solve for x
    x = 2,230,483,984/22,201
  6. Step 6: Final answer
    x = 100,467.73

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.