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Finding the Fourth Proportional to 333.40, 499.22 and 235.37

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Solution

The fourth proportional to 333.40, 499.22 and 235.37 is: 352.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    333.40 : 499.22 = 235.37 : x
  2. Step 2: Convert to fraction form
    333.40/499.22 = 235.37/x
  3. Step 3: Cross multiply
    333.40x = 499.22 × 235.37
  4. Step 4: Simplify right side
    333.40x = 117,502.00
  5. Step 5: Solve for x
    x = 117,502.00/333.40
  6. Step 6: Final answer
    x = 352.44

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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.