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Finding the Fourth Proportional to 2,228.82, 3,343.28 and 585.33

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Solution

The fourth proportional to 2,228.82, 3,343.28 and 585.33 is: 878.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,228.82 : 3,343.28 = 585.33 : x
  2. Step 2: Convert to fraction form
    2,228.82/3,343.28 = 585.33/x
  3. Step 3: Cross multiply
    2,228.82x = 3,343.28 × 585.33
  4. Step 4: Simplify right side
    2,228.82x = 1,956,906.62
  5. Step 5: Solve for x
    x = 1,956,906.62/2,228.82
  6. Step 6: Final answer
    x = 878.00

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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.