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Finding the Fourth Proportional to 468.18, 701.90 and 224.56

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Solution

The fourth proportional to 468.18, 701.90 and 224.56 is: 336.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    468.18 : 701.90 = 224.56 : x
  2. Step 2: Convert to fraction form
    468.18/701.90 = 224.56/x
  3. Step 3: Cross multiply
    468.18x = 701.90 × 224.56
  4. Step 4: Simplify right side
    468.18x = 157,618.66
  5. Step 5: Solve for x
    x = 157,618.66/468.18
  6. Step 6: Final answer
    x = 336.66

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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.