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Finding the Third Proportional to 40,554 and 86,841

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Solution

The third proportional to 40,554 and 86,841 is: 185,958.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,554 : 86,841 = 86,841 : x
  2. Step 2: Convert to fraction form
    40,554/86,841 = 86,841/x
  3. Step 3: Cross multiply
    40,554x = 86,841 × 86,841
  4. Step 4: Simplify right side
    40,554x = 7,541,359,281
  5. Step 5: Solve for x
    x = 7,541,359,281/40,554
  6. Step 6: Final answer
    x = 185,958.46

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.