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Finding the Third Proportional to 6,868 and 11,058

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Solution

The third proportional to 6,868 and 11,058 is: 17,804.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,868 : 11,058 = 11,058 : x
  2. Step 2: Convert to fraction form
    6,868/11,058 = 11,058/x
  3. Step 3: Cross multiply
    6,868x = 11,058 × 11,058
  4. Step 4: Simplify right side
    6,868x = 122,279,364
  5. Step 5: Solve for x
    x = 122,279,364/6,868
  6. Step 6: Final answer
    x = 17,804.22

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.