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Finding the Third Proportional to 115,952 and 165,369

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Solution

The third proportional to 115,952 and 165,369 is: 235,846.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,952 : 165,369 = 165,369 : x
  2. Step 2: Convert to fraction form
    115,952/165,369 = 165,369/x
  3. Step 3: Cross multiply
    115,952x = 165,369 × 165,369
  4. Step 4: Simplify right side
    115,952x = 27,346,906,161
  5. Step 5: Solve for x
    x = 27,346,906,161/115,952
  6. Step 6: Final answer
    x = 235,846.78

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.