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Finding the Third Proportional to 18,858 and 26,883

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Solution

The third proportional to 18,858 and 26,883 is: 38,323.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,858 : 26,883 = 26,883 : x
  2. Step 2: Convert to fraction form
    18,858/26,883 = 26,883/x
  3. Step 3: Cross multiply
    18,858x = 26,883 × 26,883
  4. Step 4: Simplify right side
    18,858x = 722,695,689
  5. Step 5: Solve for x
    x = 722,695,689/18,858
  6. Step 6: Final answer
    x = 38,323.03

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.