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Finding the Fourth Proportional to 533.99, 736.70 and 334.73

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Solution

The fourth proportional to 533.99, 736.70 and 334.73 is: 461.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    533.99 : 736.70 = 334.73 : x
  2. Step 2: Convert to fraction form
    533.99/736.70 = 334.73/x
  3. Step 3: Cross multiply
    533.99x = 736.70 × 334.73
  4. Step 4: Simplify right side
    533.99x = 246,595.76
  5. Step 5: Solve for x
    x = 246,595.76/533.99
  6. Step 6: Final answer
    x = 461.80

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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.