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Finding the Third Proportional to 6,822 and 10,944

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Solution

The third proportional to 6,822 and 10,944 is: 17,556.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,822 : 10,944 = 10,944 : x
  2. Step 2: Convert to fraction form
    6,822/10,944 = 10,944/x
  3. Step 3: Cross multiply
    6,822x = 10,944 × 10,944
  4. Step 4: Simplify right side
    6,822x = 119,771,136
  5. Step 5: Solve for x
    x = 119,771,136/6,822
  6. Step 6: Final answer
    x = 17,556.60

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Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.