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Finding the Third Proportional to 140,772 and 303,675

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Solution

The third proportional to 140,772 and 303,675 is: 655,091.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,772 : 303,675 = 303,675 : x
  2. Step 2: Convert to fraction form
    140,772/303,675 = 303,675/x
  3. Step 3: Cross multiply
    140,772x = 303,675 × 303,675
  4. Step 4: Simplify right side
    140,772x = 92,218,505,625
  5. Step 5: Solve for x
    x = 92,218,505,625/140,772
  6. Step 6: Final answer
    x = 655,091.25

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.