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Finding the Fourth Proportional to 358.94, 537.57 and 175.76

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Solution

The fourth proportional to 358.94, 537.57 and 175.76 is: 263.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    358.94 : 537.57 = 175.76 : x
  2. Step 2: Convert to fraction form
    358.94/537.57 = 175.76/x
  3. Step 3: Cross multiply
    358.94x = 537.57 × 175.76
  4. Step 4: Simplify right side
    358.94x = 94,483.30
  5. Step 5: Solve for x
    x = 94,483.30/358.94
  6. Step 6: Final answer
    x = 263.23

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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.