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Finding the Third Proportional to 21,016 and 44,840

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Solution

The third proportional to 21,016 and 44,840 is: 95,671.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,016 : 44,840 = 44,840 : x
  2. Step 2: Convert to fraction form
    21,016/44,840 = 44,840/x
  3. Step 3: Cross multiply
    21,016x = 44,840 × 44,840
  4. Step 4: Simplify right side
    21,016x = 2,010,625,600
  5. Step 5: Solve for x
    x = 2,010,625,600/21,016
  6. Step 6: Final answer
    x = 95,671.18

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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.