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Finding the Third Proportional to 27,018 and 41,391.75

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Solution

The third proportional to 27,018 and 41,391.75 is: 63,412.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,018 : 41,391.75 = 41,391.75 : x
  2. Step 2: Convert to fraction form
    27,018/41,391.75 = 41,391.75/x
  3. Step 3: Cross multiply
    27,018x = 41,391.75 × 41,391.75
  4. Step 4: Simplify right side
    27,018x = 1,713,276,968.06
  5. Step 5: Solve for x
    x = 1,713,276,968.06/27,018
  6. Step 6: Final answer
    x = 63,412.43

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.