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Finding the Third Proportional to 166,961.25 and 369,936

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Solution

The third proportional to 166,961.25 and 369,936 is: 819,667.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,961.25 : 369,936 = 369,936 : x
  2. Step 2: Convert to fraction form
    166,961.25/369,936 = 369,936/x
  3. Step 3: Cross multiply
    166,961.25x = 369,936 × 369,936
  4. Step 4: Simplify right side
    166,961.25x = 136,852,644,096
  5. Step 5: Solve for x
    x = 136,852,644,096/166,961.25
  6. Step 6: Final answer
    x = 819,667.10

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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.