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Finding the Fourth Proportional to 637.44, 956.16 and 175.27

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Solution

The fourth proportional to 637.44, 956.16 and 175.27 is: 262.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    637.44 : 956.16 = 175.27 : x
  2. Step 2: Convert to fraction form
    637.44/956.16 = 175.27/x
  3. Step 3: Cross multiply
    637.44x = 956.16 × 175.27
  4. Step 4: Simplify right side
    637.44x = 167,586.16
  5. Step 5: Solve for x
    x = 167,586.16/637.44
  6. Step 6: Final answer
    x = 262.91

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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.