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Finding the Fourth Proportional to 234.02, 351.12 and 201.84

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Solution

The fourth proportional to 234.02, 351.12 and 201.84 is: 302.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    234.02 : 351.12 = 201.84 : x
  2. Step 2: Convert to fraction form
    234.02/351.12 = 201.84/x
  3. Step 3: Cross multiply
    234.02x = 351.12 × 201.84
  4. Step 4: Simplify right side
    234.02x = 70,870.06
  5. Step 5: Solve for x
    x = 70,870.06/234.02
  6. Step 6: Final answer
    x = 302.84

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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.