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Finding the Fourth Proportional to 533.96, 736.50 and 479.24

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Solution

The fourth proportional to 533.96, 736.50 and 479.24 is: 661.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    533.96 : 736.50 = 479.24 : x
  2. Step 2: Convert to fraction form
    533.96/736.50 = 479.24/x
  3. Step 3: Cross multiply
    533.96x = 736.50 × 479.24
  4. Step 4: Simplify right side
    533.96x = 352,960.26
  5. Step 5: Solve for x
    x = 352,960.26/533.96
  6. Step 6: Final answer
    x = 661.02

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.