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Finding the Third Proportional to 84,249 and 181,995

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Solution

The third proportional to 84,249 and 181,995 is: 393,146.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,249 : 181,995 = 181,995 : x
  2. Step 2: Convert to fraction form
    84,249/181,995 = 181,995/x
  3. Step 3: Cross multiply
    84,249x = 181,995 × 181,995
  4. Step 4: Simplify right side
    84,249x = 33,122,180,025
  5. Step 5: Solve for x
    x = 33,122,180,025/84,249
  6. Step 6: Final answer
    x = 393,146.27

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.