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Finding the Fourth Proportional to 950.13, 1,424.92 and 333.72

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Solution

The fourth proportional to 950.13, 1,424.92 and 333.72 is: 500.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    950.13 : 1,424.92 = 333.72 : x
  2. Step 2: Convert to fraction form
    950.13/1,424.92 = 333.72/x
  3. Step 3: Cross multiply
    950.13x = 1,424.92 × 333.72
  4. Step 4: Simplify right side
    950.13x = 475,524.30
  5. Step 5: Solve for x
    x = 475,524.30/950.13
  6. Step 6: Final answer
    x = 500.48

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1.5x scale

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.