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Finding the Fourth Proportional to 2,564.41, 3,846.62 and 833.04

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Solution

The fourth proportional to 2,564.41, 3,846.62 and 833.04 is: 1,249.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,564.41 : 3,846.62 = 833.04 : x
  2. Step 2: Convert to fraction form
    2,564.41/3,846.62 = 833.04/x
  3. Step 3: Cross multiply
    2,564.41x = 3,846.62 × 833.04
  4. Step 4: Simplify right side
    2,564.41x = 3,204,369.09
  5. Step 5: Solve for x
    x = 3,204,369.09/2,564.41
  6. Step 6: Final answer
    x = 1,249.55

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.