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Finding the Fourth Proportional to 584.37, 874.73 and 496.89

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Solution

The fourth proportional to 584.37, 874.73 and 496.89 is: 743.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    584.37 : 874.73 = 496.89 : x
  2. Step 2: Convert to fraction form
    584.37/874.73 = 496.89/x
  3. Step 3: Cross multiply
    584.37x = 874.73 × 496.89
  4. Step 4: Simplify right side
    584.37x = 434,645.83
  5. Step 5: Solve for x
    x = 434,645.83/584.37
  6. Step 6: Final answer
    x = 743.79

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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.