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Finding the Third Proportional to 26,256 and 39,000

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Solution

The third proportional to 26,256 and 39,000 is: 57,929.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,256 : 39,000 = 39,000 : x
  2. Step 2: Convert to fraction form
    26,256/39,000 = 39,000/x
  3. Step 3: Cross multiply
    26,256x = 39,000 × 39,000
  4. Step 4: Simplify right side
    26,256x = 1,521,000,000
  5. Step 5: Solve for x
    x = 1,521,000,000/26,256
  6. Step 6: Final answer
    x = 57,929.62

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.