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Finding the Fourth Proportional to 350.16, 483.46 and 226.12

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Solution

The fourth proportional to 350.16, 483.46 and 226.12 is: 312.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.16 : 483.46 = 226.12 : x
  2. Step 2: Convert to fraction form
    350.16/483.46 = 226.12/x
  3. Step 3: Cross multiply
    350.16x = 483.46 × 226.12
  4. Step 4: Simplify right side
    350.16x = 109,319.98
  5. Step 5: Solve for x
    x = 109,319.98/350.16
  6. Step 6: Final answer
    x = 312.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.