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Finding the Third Proportional to 13,826 and 19,059

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Solution

The third proportional to 13,826 and 19,059 is: 26,272.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,826 : 19,059 = 19,059 : x
  2. Step 2: Convert to fraction form
    13,826/19,059 = 19,059/x
  3. Step 3: Cross multiply
    13,826x = 19,059 × 19,059
  4. Step 4: Simplify right side
    13,826x = 363,245,481
  5. Step 5: Solve for x
    x = 363,245,481/13,826
  6. Step 6: Final answer
    x = 26,272.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.