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Finding the Third Proportional to 18,236 and 26,076

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Solution

The third proportional to 18,236 and 26,076 is: 37,286.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,236 : 26,076 = 26,076 : x
  2. Step 2: Convert to fraction form
    18,236/26,076 = 26,076/x
  3. Step 3: Cross multiply
    18,236x = 26,076 × 26,076
  4. Step 4: Simplify right side
    18,236x = 679,957,776
  5. Step 5: Solve for x
    x = 679,957,776/18,236
  6. Step 6: Final answer
    x = 37,286.56

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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.