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Finding the Fourth Proportional to 357.54, 536.23 and 174.75

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Solution

The fourth proportional to 357.54, 536.23 and 174.75 is: 262.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    357.54 : 536.23 = 174.75 : x
  2. Step 2: Convert to fraction form
    357.54/536.23 = 174.75/x
  3. Step 3: Cross multiply
    357.54x = 536.23 × 174.75
  4. Step 4: Simplify right side
    357.54x = 93,706.19
  5. Step 5: Solve for x
    x = 93,706.19/357.54
  6. Step 6: Final answer
    x = 262.09

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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.