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Finding the Fourth Proportional to 584.94, 878.61 and 550.92

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Solution

The fourth proportional to 584.94, 878.61 and 550.92 is: 827.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    584.94 : 878.61 = 550.92 : x
  2. Step 2: Convert to fraction form
    584.94/878.61 = 550.92/x
  3. Step 3: Cross multiply
    584.94x = 878.61 × 550.92
  4. Step 4: Simplify right side
    584.94x = 484,043.82
  5. Step 5: Solve for x
    x = 484,043.82/584.94
  6. Step 6: Final answer
    x = 827.51

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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.