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Finding the Fourth Proportional to 358.72, 537.69 and 234.93

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Solution

The fourth proportional to 358.72, 537.69 and 234.93 is: 352.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    358.72 : 537.69 = 234.93 : x
  2. Step 2: Convert to fraction form
    358.72/537.69 = 234.93/x
  3. Step 3: Cross multiply
    358.72x = 537.69 × 234.93
  4. Step 4: Simplify right side
    358.72x = 126,319.51
  5. Step 5: Solve for x
    x = 126,319.51/358.72
  6. Step 6: Final answer
    x = 352.14

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.