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Finding the Third Proportional to 26,858 and 58,378

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Solution

The third proportional to 26,858 and 58,378 is: 126,889.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,858 : 58,378 = 58,378 : x
  2. Step 2: Convert to fraction form
    26,858/58,378 = 58,378/x
  3. Step 3: Cross multiply
    26,858x = 58,378 × 58,378
  4. Step 4: Simplify right side
    26,858x = 3,407,990,884
  5. Step 5: Solve for x
    x = 3,407,990,884/26,858
  6. Step 6: Final answer
    x = 126,889.23

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.