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Finding the Fourth Proportional to 358.49, 537.73 and 195.83

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Solution

The fourth proportional to 358.49, 537.73 and 195.83 is: 293.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    358.49 : 537.73 = 195.83 : x
  2. Step 2: Convert to fraction form
    358.49/537.73 = 195.83/x
  3. Step 3: Cross multiply
    358.49x = 537.73 × 195.83
  4. Step 4: Simplify right side
    358.49x = 105,300.98
  5. Step 5: Solve for x
    x = 105,300.98/358.49
  6. Step 6: Final answer
    x = 293.74

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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.