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Finding the Third Proportional to 5,718 and 11,058

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Solution

The third proportional to 5,718 and 11,058 is: 21,384.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,718 : 11,058 = 11,058 : x
  2. Step 2: Convert to fraction form
    5,718/11,058 = 11,058/x
  3. Step 3: Cross multiply
    5,718x = 11,058 × 11,058
  4. Step 4: Simplify right side
    5,718x = 122,279,364
  5. Step 5: Solve for x
    x = 122,279,364/5,718
  6. Step 6: Final answer
    x = 21,384.99

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Why These Related Problems?

These problems maintain the same ratio (1.93) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.