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Finding the Fourth Proportional to 175.28, 262.59 and 152.18

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Solution

The fourth proportional to 175.28, 262.59 and 152.18 is: 227.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    175.28 : 262.59 = 152.18 : x
  2. Step 2: Convert to fraction form
    175.28/262.59 = 152.18/x
  3. Step 3: Cross multiply
    175.28x = 262.59 × 152.18
  4. Step 4: Simplify right side
    175.28x = 39,960.95
  5. Step 5: Solve for x
    x = 39,960.95/175.28
  6. Step 6: Final answer
    x = 227.98

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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.