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Finding the Fourth Proportional to 637.57, 956.28 and 175.39

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Solution

The fourth proportional to 637.57, 956.28 and 175.39 is: 263.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    637.57 : 956.28 = 175.39 : x
  2. Step 2: Convert to fraction form
    637.57/956.28 = 175.39/x
  3. Step 3: Cross multiply
    637.57x = 956.28 × 175.39
  4. Step 4: Simplify right side
    637.57x = 167,721.95
  5. Step 5: Solve for x
    x = 167,721.95/637.57
  6. Step 6: Final answer
    x = 263.06

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.