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Finding the Fourth Proportional to 533.79, 800.37 and 473.04

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Solution

The fourth proportional to 533.79, 800.37 and 473.04 is: 709.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    533.79 : 800.37 = 473.04 : x
  2. Step 2: Convert to fraction form
    533.79/800.37 = 473.04/x
  3. Step 3: Cross multiply
    533.79x = 800.37 × 473.04
  4. Step 4: Simplify right side
    533.79x = 378,607.02
  5. Step 5: Solve for x
    x = 378,607.02/533.79
  6. Step 6: Final answer
    x = 709.28

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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.