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Finding the Third Proportional to 164,430 and 222,831

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Solution

The third proportional to 164,430 and 222,831 is: 301,974.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,430 : 222,831 = 222,831 : x
  2. Step 2: Convert to fraction form
    164,430/222,831 = 222,831/x
  3. Step 3: Cross multiply
    164,430x = 222,831 × 222,831
  4. Step 4: Simplify right side
    164,430x = 49,653,654,561
  5. Step 5: Solve for x
    x = 49,653,654,561/164,430
  6. Step 6: Final answer
    x = 301,974.42

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.