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Finding the Fourth Proportional to 950.10, 1,425.15 and 333.83

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Solution

The fourth proportional to 950.10, 1,425.15 and 333.83 is: 500.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    950.10 : 1,425.15 = 333.83 : x
  2. Step 2: Convert to fraction form
    950.10/1,425.15 = 333.83/x
  3. Step 3: Cross multiply
    950.10x = 1,425.15 × 333.83
  4. Step 4: Simplify right side
    950.10x = 475,750.70
  5. Step 5: Solve for x
    x = 475,750.70/950.10
  6. Step 6: Final answer
    x = 500.74

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Double scale
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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.