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Finding the Third Proportional to 15,826 and 22,266

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Solution

The third proportional to 15,826 and 22,266 is: 31,326.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,826 : 22,266 = 22,266 : x
  2. Step 2: Convert to fraction form
    15,826/22,266 = 22,266/x
  3. Step 3: Cross multiply
    15,826x = 22,266 × 22,266
  4. Step 4: Simplify right side
    15,826x = 495,774,756
  5. Step 5: Solve for x
    x = 495,774,756/15,826
  6. Step 6: Final answer
    x = 31,326.60

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.