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Finding the Fourth Proportional to 500.92, 751.22 and 176.20

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Solution

The fourth proportional to 500.92, 751.22 and 176.20 is: 264.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    500.92 : 751.22 = 176.20 : x
  2. Step 2: Convert to fraction form
    500.92/751.22 = 176.20/x
  3. Step 3: Cross multiply
    500.92x = 751.22 × 176.20
  4. Step 4: Simplify right side
    500.92x = 132,364.96
  5. Step 5: Solve for x
    x = 132,364.96/500.92
  6. Step 6: Final answer
    x = 264.24

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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.