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Finding the Third Proportional to 113,646 and 170,469

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Solution

The third proportional to 113,646 and 170,469 is: 255,703.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,646 : 170,469 = 170,469 : x
  2. Step 2: Convert to fraction form
    113,646/170,469 = 170,469/x
  3. Step 3: Cross multiply
    113,646x = 170,469 × 170,469
  4. Step 4: Simplify right side
    113,646x = 29,059,679,961
  5. Step 5: Solve for x
    x = 29,059,679,961/113,646
  6. Step 6: Final answer
    x = 255,703.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.