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Finding the Fourth Proportional to 496.38, 744.03 and 350.31

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Solution

The fourth proportional to 496.38, 744.03 and 350.31 is: 525.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    496.38 : 744.03 = 350.31 : x
  2. Step 2: Convert to fraction form
    496.38/744.03 = 350.31/x
  3. Step 3: Cross multiply
    496.38x = 744.03 × 350.31
  4. Step 4: Simplify right side
    496.38x = 260,641.15
  5. Step 5: Solve for x
    x = 260,641.15/496.38
  6. Step 6: Final answer
    x = 525.08

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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.