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Finding the Fourth Proportional to 500.97, 751.56 and 176.43

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Solution

The fourth proportional to 500.97, 751.56 and 176.43 is: 264.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    500.97 : 751.56 = 176.43 : x
  2. Step 2: Convert to fraction form
    500.97/751.56 = 176.43/x
  3. Step 3: Cross multiply
    500.97x = 751.56 × 176.43
  4. Step 4: Simplify right side
    500.97x = 132,596.85
  5. Step 5: Solve for x
    x = 132,596.85/500.97
  6. Step 6: Final answer
    x = 264.68

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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.