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Finding the Fourth Proportional to 396.16, 594.19 and 152.68

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Solution

The fourth proportional to 396.16, 594.19 and 152.68 is: 229.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    396.16 : 594.19 = 152.68 : x
  2. Step 2: Convert to fraction form
    396.16/594.19 = 152.68/x
  3. Step 3: Cross multiply
    396.16x = 594.19 × 152.68
  4. Step 4: Simplify right side
    396.16x = 90,720.93
  5. Step 5: Solve for x
    x = 90,720.93/396.16
  6. Step 6: Final answer
    x = 229.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.