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Finding the Third Proportional to 167,712 and 227,888

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Solution

The third proportional to 167,712 and 227,888 is: 309,655.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,712 : 227,888 = 227,888 : x
  2. Step 2: Convert to fraction form
    167,712/227,888 = 227,888/x
  3. Step 3: Cross multiply
    167,712x = 227,888 × 227,888
  4. Step 4: Simplify right side
    167,712x = 51,932,940,544
  5. Step 5: Solve for x
    x = 51,932,940,544/167,712
  6. Step 6: Final answer
    x = 309,655.48

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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.