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Finding the Fourth Proportional to 541.24, 812 and 233.13

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Solution

The fourth proportional to 541.24, 812 and 233.13 is: 349.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    541.24 : 812 = 233.13 : x
  2. Step 2: Convert to fraction form
    541.24/812 = 233.13/x
  3. Step 3: Cross multiply
    541.24x = 812 × 233.13
  4. Step 4: Simplify right side
    541.24x = 189,301.56
  5. Step 5: Solve for x
    x = 189,301.56/541.24
  6. Step 6: Final answer
    x = 349.76

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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.