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Finding the Fourth Proportional to 452.74, 679.44 and 233.23

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Solution

The fourth proportional to 452.74, 679.44 and 233.23 is: 350.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    452.74 : 679.44 = 233.23 : x
  2. Step 2: Convert to fraction form
    452.74/679.44 = 233.23/x
  3. Step 3: Cross multiply
    452.74x = 679.44 × 233.23
  4. Step 4: Simplify right side
    452.74x = 158,465.79
  5. Step 5: Solve for x
    x = 158,465.79/452.74
  6. Step 6: Final answer
    x = 350.02

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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.