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Finding the Third Proportional to 42,844 and 92,992

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Solution

The third proportional to 42,844 and 92,992 is: 201,837.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,844 : 92,992 = 92,992 : x
  2. Step 2: Convert to fraction form
    42,844/92,992 = 92,992/x
  3. Step 3: Cross multiply
    42,844x = 92,992 × 92,992
  4. Step 4: Simplify right side
    42,844x = 8,647,512,064
  5. Step 5: Solve for x
    x = 8,647,512,064/42,844
  6. Step 6: Final answer
    x = 201,837.18

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.