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Finding the Fourth Proportional to 500.46, 750.60 and 226.50

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Solution

The fourth proportional to 500.46, 750.60 and 226.50 is: 339.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    500.46 : 750.60 = 226.50 : x
  2. Step 2: Convert to fraction form
    500.46/750.60 = 226.50/x
  3. Step 3: Cross multiply
    500.46x = 750.60 × 226.50
  4. Step 4: Simplify right side
    500.46x = 170,010.90
  5. Step 5: Solve for x
    x = 170,010.90/500.46
  6. Step 6: Final answer
    x = 339.71

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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.