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Finding the Fourth Proportional to 433.73, 650.49 and 173.92

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Solution

The fourth proportional to 433.73, 650.49 and 173.92 is: 260.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    433.73 : 650.49 = 173.92 : x
  2. Step 2: Convert to fraction form
    433.73/650.49 = 173.92/x
  3. Step 3: Cross multiply
    433.73x = 650.49 × 173.92
  4. Step 4: Simplify right side
    433.73x = 113,130.94
  5. Step 5: Solve for x
    x = 113,130.94/433.73
  6. Step 6: Final answer
    x = 260.84

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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.