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Finding the Fourth Proportional to 533.34, 736.25 and 356.58

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Solution

The fourth proportional to 533.34, 736.25 and 356.58 is: 492.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    533.34 : 736.25 = 356.58 : x
  2. Step 2: Convert to fraction form
    533.34/736.25 = 356.58/x
  3. Step 3: Cross multiply
    533.34x = 736.25 × 356.58
  4. Step 4: Simplify right side
    533.34x = 262,530.24
  5. Step 5: Solve for x
    x = 262,530.24/533.34
  6. Step 6: Final answer
    x = 492.24

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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.