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Finding the Third Proportional to 12,485 and 26,850

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Solution

The third proportional to 12,485 and 26,850 is: 57,743.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,485 : 26,850 = 26,850 : x
  2. Step 2: Convert to fraction form
    12,485/26,850 = 26,850/x
  3. Step 3: Cross multiply
    12,485x = 26,850 × 26,850
  4. Step 4: Simplify right side
    12,485x = 720,922,500
  5. Step 5: Solve for x
    x = 720,922,500/12,485
  6. Step 6: Final answer
    x = 57,743.09

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.