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Finding the Third Proportional to 5,903 and 12,838

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Solution

The third proportional to 5,903 and 12,838 is: 27,920.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,903 : 12,838 = 12,838 : x
  2. Step 2: Convert to fraction form
    5,903/12,838 = 12,838/x
  3. Step 3: Cross multiply
    5,903x = 12,838 × 12,838
  4. Step 4: Simplify right side
    5,903x = 164,814,244
  5. Step 5: Solve for x
    x = 164,814,244/5,903
  6. Step 6: Final answer
    x = 27,920.42

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.