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Finding the Fourth Proportional to 358.20, 537.34 and 175.60

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Solution

The fourth proportional to 358.20, 537.34 and 175.60 is: 263.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    358.20 : 537.34 = 175.60 : x
  2. Step 2: Convert to fraction form
    358.20/537.34 = 175.60/x
  3. Step 3: Cross multiply
    358.20x = 537.34 × 175.60
  4. Step 4: Simplify right side
    358.20x = 94,354.22
  5. Step 5: Solve for x
    x = 94,354.22/358.20
  6. Step 6: Final answer
    x = 263.42

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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.