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Finding the Third Proportional to 12,205 and 26,648

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Solution

The third proportional to 12,205 and 26,648 is: 58,182.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,205 : 26,648 = 26,648 : x
  2. Step 2: Convert to fraction form
    12,205/26,648 = 26,648/x
  3. Step 3: Cross multiply
    12,205x = 26,648 × 26,648
  4. Step 4: Simplify right side
    12,205x = 710,115,904
  5. Step 5: Solve for x
    x = 710,115,904/12,205
  6. Step 6: Final answer
    x = 58,182.38

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.