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Finding the Fourth Proportional to 950.42, 1,425.72 and 373.34

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Solution

The fourth proportional to 950.42, 1,425.72 and 373.34 is: 560.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    950.42 : 1,425.72 = 373.34 : x
  2. Step 2: Convert to fraction form
    950.42/1,425.72 = 373.34/x
  3. Step 3: Cross multiply
    950.42x = 1,425.72 × 373.34
  4. Step 4: Simplify right side
    950.42x = 532,278.30
  5. Step 5: Solve for x
    x = 532,278.30/950.42
  6. Step 6: Final answer
    x = 560.05

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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.