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Finding the Fourth Proportional to 311.34, 467.01 and 183

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Solution

The fourth proportional to 311.34, 467.01 and 183 is: 274.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    311.34 : 467.01 = 183 : x
  2. Step 2: Convert to fraction form
    311.34/467.01 = 183/x
  3. Step 3: Cross multiply
    311.34x = 467.01 × 183
  4. Step 4: Simplify right side
    311.34x = 85,462.83
  5. Step 5: Solve for x
    x = 85,462.83/311.34
  6. Step 6: Final answer
    x = 274.50

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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.