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Finding the Third Proportional to 171,758 and 259,516

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Solution

The third proportional to 171,758 and 259,516 is: 392,113.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,758 : 259,516 = 259,516 : x
  2. Step 2: Convert to fraction form
    171,758/259,516 = 259,516/x
  3. Step 3: Cross multiply
    171,758x = 259,516 × 259,516
  4. Step 4: Simplify right side
    171,758x = 67,348,554,256
  5. Step 5: Solve for x
    x = 67,348,554,256/171,758
  6. Step 6: Final answer
    x = 392,113.06

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.