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Finding the Fourth Proportional to 8,213.44, 11,336 and 4,676

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Solution

The fourth proportional to 8,213.44, 11,336 and 4,676 is: 6,453.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,213.44 : 11,336 = 4,676 : x
  2. Step 2: Convert to fraction form
    8,213.44/11,336 = 4,676/x
  3. Step 3: Cross multiply
    8,213.44x = 11,336 × 4,676
  4. Step 4: Simplify right side
    8,213.44x = 53,007,136
  5. Step 5: Solve for x
    x = 53,007,136/8,213.44
  6. Step 6: Final answer
    x = 6,453.71

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.