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Finding the Third Proportional to 62,244 and 136,638

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Solution

The third proportional to 62,244 and 136,638 is: 299,947.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,244 : 136,638 = 136,638 : x
  2. Step 2: Convert to fraction form
    62,244/136,638 = 136,638/x
  3. Step 3: Cross multiply
    62,244x = 136,638 × 136,638
  4. Step 4: Simplify right side
    62,244x = 18,669,943,044
  5. Step 5: Solve for x
    x = 18,669,943,044/62,244
  6. Step 6: Final answer
    x = 299,947.67

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.