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Finding the Third Proportional to 115,132 and 247,760

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Solution

The third proportional to 115,132 and 247,760 is: 533,170.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,132 : 247,760 = 247,760 : x
  2. Step 2: Convert to fraction form
    115,132/247,760 = 247,760/x
  3. Step 3: Cross multiply
    115,132x = 247,760 × 247,760
  4. Step 4: Simplify right side
    115,132x = 61,385,017,600
  5. Step 5: Solve for x
    x = 61,385,017,600/115,132
  6. Step 6: Final answer
    x = 533,170.77

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.