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Finding the Fourth Proportional to 950.42, 1,425.26 and 334.02

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Solution

The fourth proportional to 950.42, 1,425.26 and 334.02 is: 500.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    950.42 : 1,425.26 = 334.02 : x
  2. Step 2: Convert to fraction form
    950.42/1,425.26 = 334.02/x
  3. Step 3: Cross multiply
    950.42x = 1,425.26 × 334.02
  4. Step 4: Simplify right side
    950.42x = 476,065.35
  5. Step 5: Solve for x
    x = 476,065.35/950.42
  6. Step 6: Final answer
    x = 500.90

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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.