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Finding the Fourth Proportional to 596.40, 894.36 and 211.68

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Solution

The fourth proportional to 596.40, 894.36 and 211.68 is: 317.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    596.40 : 894.36 = 211.68 : x
  2. Step 2: Convert to fraction form
    596.40/894.36 = 211.68/x
  3. Step 3: Cross multiply
    596.40x = 894.36 × 211.68
  4. Step 4: Simplify right side
    596.40x = 189,318.12
  5. Step 5: Solve for x
    x = 189,318.12/596.40
  6. Step 6: Final answer
    x = 317.43

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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.