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Finding the Third Proportional to 65,667 and 144,096

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Solution

The third proportional to 65,667 and 144,096 is: 316,196.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,667 : 144,096 = 144,096 : x
  2. Step 2: Convert to fraction form
    65,667/144,096 = 144,096/x
  3. Step 3: Cross multiply
    65,667x = 144,096 × 144,096
  4. Step 4: Simplify right side
    65,667x = 20,763,657,216
  5. Step 5: Solve for x
    x = 20,763,657,216/65,667
  6. Step 6: Final answer
    x = 316,196.22

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.