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Finding the Fourth Proportional to 533.48, 800.10 and 225.34

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Solution

The fourth proportional to 533.48, 800.10 and 225.34 is: 337.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    533.48 : 800.10 = 225.34 : x
  2. Step 2: Convert to fraction form
    533.48/800.10 = 225.34/x
  3. Step 3: Cross multiply
    533.48x = 800.10 × 225.34
  4. Step 4: Simplify right side
    533.48x = 180,292.53
  5. Step 5: Solve for x
    x = 180,292.53/533.48
  6. Step 6: Final answer
    x = 337.96

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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.