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Finding the Third Proportional to 18,176 and 27,355

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Solution

The third proportional to 18,176 and 27,355 is: 41,169.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,176 : 27,355 = 27,355 : x
  2. Step 2: Convert to fraction form
    18,176/27,355 = 27,355/x
  3. Step 3: Cross multiply
    18,176x = 27,355 × 27,355
  4. Step 4: Simplify right side
    18,176x = 748,296,025
  5. Step 5: Solve for x
    x = 748,296,025/18,176
  6. Step 6: Final answer
    x = 41,169.46

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.