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Finding the Third Proportional to 74,110 and 164,801

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Solution

The third proportional to 74,110 and 164,801 is: 366,473.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,110 : 164,801 = 164,801 : x
  2. Step 2: Convert to fraction form
    74,110/164,801 = 164,801/x
  3. Step 3: Cross multiply
    74,110x = 164,801 × 164,801
  4. Step 4: Simplify right side
    74,110x = 27,159,369,601
  5. Step 5: Solve for x
    x = 27,159,369,601/74,110
  6. Step 6: Final answer
    x = 366,473.75

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.