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Finding the Third Proportional to 18,185 and 26,559

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Solution

The third proportional to 18,185 and 26,559 is: 38,789.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,185 : 26,559 = 26,559 : x
  2. Step 2: Convert to fraction form
    18,185/26,559 = 26,559/x
  3. Step 3: Cross multiply
    18,185x = 26,559 × 26,559
  4. Step 4: Simplify right side
    18,185x = 705,380,481
  5. Step 5: Solve for x
    x = 705,380,481/18,185
  6. Step 6: Final answer
    x = 38,789.14

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.