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Finding the Fourth Proportional to 358.38, 536.90 and 175.52

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Solution

The fourth proportional to 358.38, 536.90 and 175.52 is: 262.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    358.38 : 536.90 = 175.52 : x
  2. Step 2: Convert to fraction form
    358.38/536.90 = 175.52/x
  3. Step 3: Cross multiply
    358.38x = 536.90 × 175.52
  4. Step 4: Simplify right side
    358.38x = 94,236.69
  5. Step 5: Solve for x
    x = 94,236.69/358.38
  6. Step 6: Final answer
    x = 262.95

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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.