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Finding the Fourth Proportional to 358.18, 537.32 and 175.48

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Solution

The fourth proportional to 358.18, 537.32 and 175.48 is: 263.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    358.18 : 537.32 = 175.48 : x
  2. Step 2: Convert to fraction form
    358.18/537.32 = 175.48/x
  3. Step 3: Cross multiply
    358.18x = 537.32 × 175.48
  4. Step 4: Simplify right side
    358.18x = 94,288.04
  5. Step 5: Solve for x
    x = 94,288.04/358.18
  6. Step 6: Final answer
    x = 263.24

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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.