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Finding the Third Proportional to 27,022 and 40,904

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Solution

The third proportional to 27,022 and 40,904 is: 61,917.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,022 : 40,904 = 40,904 : x
  2. Step 2: Convert to fraction form
    27,022/40,904 = 40,904/x
  3. Step 3: Cross multiply
    27,022x = 40,904 × 40,904
  4. Step 4: Simplify right side
    27,022x = 1,673,137,216
  5. Step 5: Solve for x
    x = 1,673,137,216/27,022
  6. Step 6: Final answer
    x = 61,917.59

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.