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Finding the Fourth Proportional to 633.65, 950.57 and 222.92

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Solution

The fourth proportional to 633.65, 950.57 and 222.92 is: 334.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    633.65 : 950.57 = 222.92 : x
  2. Step 2: Convert to fraction form
    633.65/950.57 = 222.92/x
  3. Step 3: Cross multiply
    633.65x = 950.57 × 222.92
  4. Step 4: Simplify right side
    633.65x = 211,895.20
  5. Step 5: Solve for x
    x = 211,895.20/633.65
  6. Step 6: Final answer
    x = 334.41

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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.