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Finding the Fourth Proportional to 583.44, 805.17 and 334.80

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Solution

The fourth proportional to 583.44, 805.17 and 334.80 is: 462.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    583.44 : 805.17 = 334.80 : x
  2. Step 2: Convert to fraction form
    583.44/805.17 = 334.80/x
  3. Step 3: Cross multiply
    583.44x = 805.17 × 334.80
  4. Step 4: Simplify right side
    583.44x = 269,570.92
  5. Step 5: Solve for x
    x = 269,570.92/583.44
  6. Step 6: Final answer
    x = 462.04

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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.