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Finding the Fourth Proportional to 583.56, 805.42 and 335.04

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Solution

The fourth proportional to 583.56, 805.42 and 335.04 is: 462.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    583.56 : 805.42 = 335.04 : x
  2. Step 2: Convert to fraction form
    583.56/805.42 = 335.04/x
  3. Step 3: Cross multiply
    583.56x = 805.42 × 335.04
  4. Step 4: Simplify right side
    583.56x = 269,847.92
  5. Step 5: Solve for x
    x = 269,847.92/583.56
  6. Step 6: Final answer
    x = 462.42

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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.