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Finding the Third Proportional to 2,954 and 6,818

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Solution

The third proportional to 2,954 and 6,818 is: 15,736.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,954 : 6,818 = 6,818 : x
  2. Step 2: Convert to fraction form
    2,954/6,818 = 6,818/x
  3. Step 3: Cross multiply
    2,954x = 6,818 × 6,818
  4. Step 4: Simplify right side
    2,954x = 46,485,124
  5. Step 5: Solve for x
    x = 46,485,124/2,954
  6. Step 6: Final answer
    x = 15,736.33

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Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.