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Finding the Third Proportional to 40,998 and 88,288

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Solution

The third proportional to 40,998 and 88,288 is: 190,125.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,998 : 88,288 = 88,288 : x
  2. Step 2: Convert to fraction form
    40,998/88,288 = 88,288/x
  3. Step 3: Cross multiply
    40,998x = 88,288 × 88,288
  4. Step 4: Simplify right side
    40,998x = 7,794,770,944
  5. Step 5: Solve for x
    x = 7,794,770,944/40,998
  6. Step 6: Final answer
    x = 190,125.64

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.