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Finding the Fourth Proportional to 533.53, 735.15 and 474.67

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Solution

The fourth proportional to 533.53, 735.15 and 474.67 is: 654.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    533.53 : 735.15 = 474.67 : x
  2. Step 2: Convert to fraction form
    533.53/735.15 = 474.67/x
  3. Step 3: Cross multiply
    533.53x = 735.15 × 474.67
  4. Step 4: Simplify right side
    533.53x = 348,953.65
  5. Step 5: Solve for x
    x = 348,953.65/533.53
  6. Step 6: Final answer
    x = 654.05

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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.