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Finding the Fourth Proportional to 495.18, 743.19 and 333.06

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Solution

The fourth proportional to 495.18, 743.19 and 333.06 is: 499.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    495.18 : 743.19 = 333.06 : x
  2. Step 2: Convert to fraction form
    495.18/743.19 = 333.06/x
  3. Step 3: Cross multiply
    495.18x = 743.19 × 333.06
  4. Step 4: Simplify right side
    495.18x = 247,526.86
  5. Step 5: Solve for x
    x = 247,526.86/495.18
  6. Step 6: Final answer
    x = 499.87

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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.