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Finding the Fourth Proportional to 559.99, 773.18 and 350.25

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Solution

The fourth proportional to 559.99, 773.18 and 350.25 is: 483.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    559.99 : 773.18 = 350.25 : x
  2. Step 2: Convert to fraction form
    559.99/773.18 = 350.25/x
  3. Step 3: Cross multiply
    559.99x = 773.18 × 350.25
  4. Step 4: Simplify right side
    559.99x = 270,806.30
  5. Step 5: Solve for x
    x = 270,806.30/559.99
  6. Step 6: Final answer
    x = 483.59

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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.