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Finding the Fourth Proportional to 533.60, 736.26 and 337.40

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Solution

The fourth proportional to 533.60, 736.26 and 337.40 is: 465.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    533.60 : 736.26 = 337.40 : x
  2. Step 2: Convert to fraction form
    533.60/736.26 = 337.40/x
  3. Step 3: Cross multiply
    533.60x = 736.26 × 337.40
  4. Step 4: Simplify right side
    533.60x = 248,414.12
  5. Step 5: Solve for x
    x = 248,414.12/533.60
  6. Step 6: Final answer
    x = 465.54

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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.