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Finding the Third Proportional to 20,261 and 44,221

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Solution

The third proportional to 20,261 and 44,221 is: 96,515.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,261 : 44,221 = 44,221 : x
  2. Step 2: Convert to fraction form
    20,261/44,221 = 44,221/x
  3. Step 3: Cross multiply
    20,261x = 44,221 × 44,221
  4. Step 4: Simplify right side
    20,261x = 1,955,496,841
  5. Step 5: Solve for x
    x = 1,955,496,841/20,261
  6. Step 6: Final answer
    x = 96,515.32

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.