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Finding the Fourth Proportional to 533.98, 737.16 and 345.04

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Solution

The fourth proportional to 533.98, 737.16 and 345.04 is: 476.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    533.98 : 737.16 = 345.04 : x
  2. Step 2: Convert to fraction form
    533.98/737.16 = 345.04/x
  3. Step 3: Cross multiply
    533.98x = 737.16 × 345.04
  4. Step 4: Simplify right side
    533.98x = 254,349.69
  5. Step 5: Solve for x
    x = 254,349.69/533.98
  6. Step 6: Final answer
    x = 476.33

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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.