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Finding the Fourth Proportional to 357.62, 535.98 and 174.92

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Solution

The fourth proportional to 357.62, 535.98 and 174.92 is: 262.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    357.62 : 535.98 = 174.92 : x
  2. Step 2: Convert to fraction form
    357.62/535.98 = 174.92/x
  3. Step 3: Cross multiply
    357.62x = 535.98 × 174.92
  4. Step 4: Simplify right side
    357.62x = 93,753.62
  5. Step 5: Solve for x
    x = 93,753.62/357.62
  6. Step 6: Final answer
    x = 262.16

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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.