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Finding the Fourth Proportional to 595.14, 821.22 and 333.15

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Solution

The fourth proportional to 595.14, 821.22 and 333.15 is: 459.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    595.14 : 821.22 = 333.15 : x
  2. Step 2: Convert to fraction form
    595.14/821.22 = 333.15/x
  3. Step 3: Cross multiply
    595.14x = 821.22 × 333.15
  4. Step 4: Simplify right side
    595.14x = 273,589.44
  5. Step 5: Solve for x
    x = 273,589.44/595.14
  6. Step 6: Final answer
    x = 459.71

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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.