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Finding the Fourth Proportional to 633.92, 950.34 and 360.16

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Solution

The fourth proportional to 633.92, 950.34 and 360.16 is: 539.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    633.92 : 950.34 = 360.16 : x
  2. Step 2: Convert to fraction form
    633.92/950.34 = 360.16/x
  3. Step 3: Cross multiply
    633.92x = 950.34 × 360.16
  4. Step 4: Simplify right side
    633.92x = 342,274.45
  5. Step 5: Solve for x
    x = 342,274.45/633.92
  6. Step 6: Final answer
    x = 539.93

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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.