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Finding the Fourth Proportional to 596.61, 894.78 and 163.80

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Solution

The fourth proportional to 596.61, 894.78 and 163.80 is: 245.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    596.61 : 894.78 = 163.80 : x
  2. Step 2: Convert to fraction form
    596.61/894.78 = 163.80/x
  3. Step 3: Cross multiply
    596.61x = 894.78 × 163.80
  4. Step 4: Simplify right side
    596.61x = 146,564.96
  5. Step 5: Solve for x
    x = 146,564.96/596.61
  6. Step 6: Final answer
    x = 245.66

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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.