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Finding the Third Proportional to 18,912 and 44,144

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Solution

The third proportional to 18,912 and 44,144 is: 103,040.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,912 : 44,144 = 44,144 : x
  2. Step 2: Convert to fraction form
    18,912/44,144 = 44,144/x
  3. Step 3: Cross multiply
    18,912x = 44,144 × 44,144
  4. Step 4: Simplify right side
    18,912x = 1,948,692,736
  5. Step 5: Solve for x
    x = 1,948,692,736/18,912
  6. Step 6: Final answer
    x = 103,040.01

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Why These Related Problems?

These problems maintain the same ratio (2.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.