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Finding the Fourth Proportional to 234.41, 351.52 and 173.93

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Solution

The fourth proportional to 234.41, 351.52 and 173.93 is: 260.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    234.41 : 351.52 = 173.93 : x
  2. Step 2: Convert to fraction form
    234.41/351.52 = 173.93/x
  3. Step 3: Cross multiply
    234.41x = 351.52 × 173.93
  4. Step 4: Simplify right side
    234.41x = 61,139.87
  5. Step 5: Solve for x
    x = 61,139.87/234.41
  6. Step 6: Final answer
    x = 260.82

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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.