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Finding the Fourth Proportional to 584.15, 805.87 and 335.41

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Solution

The fourth proportional to 584.15, 805.87 and 335.41 is: 462.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    584.15 : 805.87 = 335.41 : x
  2. Step 2: Convert to fraction form
    584.15/805.87 = 335.41/x
  3. Step 3: Cross multiply
    584.15x = 805.87 × 335.41
  4. Step 4: Simplify right side
    584.15x = 270,291.15
  5. Step 5: Solve for x
    x = 270,291.15/584.15
  6. Step 6: Final answer
    x = 462.71

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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.