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Finding the Third Proportional to 84,957 and 186,234

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Solution

The third proportional to 84,957 and 186,234 is: 408,243.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,957 : 186,234 = 186,234 : x
  2. Step 2: Convert to fraction form
    84,957/186,234 = 186,234/x
  3. Step 3: Cross multiply
    84,957x = 186,234 × 186,234
  4. Step 4: Simplify right side
    84,957x = 34,683,102,756
  5. Step 5: Solve for x
    x = 34,683,102,756/84,957
  6. Step 6: Final answer
    x = 408,243.03

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.