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Finding the Fourth Proportional to 307.28, 460.10 and 224.96

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Solution

The fourth proportional to 307.28, 460.10 and 224.96 is: 336.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    307.28 : 460.10 = 224.96 : x
  2. Step 2: Convert to fraction form
    307.28/460.10 = 224.96/x
  3. Step 3: Cross multiply
    307.28x = 460.10 × 224.96
  4. Step 4: Simplify right side
    307.28x = 103,500.67
  5. Step 5: Solve for x
    x = 103,500.67/307.28
  6. Step 6: Final answer
    x = 336.83

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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.