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Finding the Third Proportional to 8,309 and 13,848

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Solution

The third proportional to 8,309 and 13,848 is: 23,079.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,309 : 13,848 = 13,848 : x
  2. Step 2: Convert to fraction form
    8,309/13,848 = 13,848/x
  3. Step 3: Cross multiply
    8,309x = 13,848 × 13,848
  4. Step 4: Simplify right side
    8,309x = 191,767,104
  5. Step 5: Solve for x
    x = 191,767,104/8,309
  6. Step 6: Final answer
    x = 23,079.44

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Why These Related Problems?

These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.