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Finding the Fourth Proportional to 533.58, 799.32 and 475.53

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Solution

The fourth proportional to 533.58, 799.32 and 475.53 is: 712.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    533.58 : 799.32 = 475.53 : x
  2. Step 2: Convert to fraction form
    533.58/799.32 = 475.53/x
  3. Step 3: Cross multiply
    533.58x = 799.32 × 475.53
  4. Step 4: Simplify right side
    533.58x = 380,094.27
  5. Step 5: Solve for x
    x = 380,094.27/533.58
  6. Step 6: Final answer
    x = 712.35

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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.