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Finding the Fourth Proportional to 441.59, 662.52 and 197.96

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Solution

The fourth proportional to 441.59, 662.52 and 197.96 is: 297.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    441.59 : 662.52 = 197.96 : x
  2. Step 2: Convert to fraction form
    441.59/662.52 = 197.96/x
  3. Step 3: Cross multiply
    441.59x = 662.52 × 197.96
  4. Step 4: Simplify right side
    441.59x = 131,152.46
  5. Step 5: Solve for x
    x = 131,152.46/441.59
  6. Step 6: Final answer
    x = 297.00

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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.