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Finding the Fourth Proportional to 537.32, 799.55 and 535.50

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Solution

The fourth proportional to 537.32, 799.55 and 535.50 is: 796.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    537.32 : 799.55 = 535.50 : x
  2. Step 2: Convert to fraction form
    537.32/799.55 = 535.50/x
  3. Step 3: Cross multiply
    537.32x = 799.55 × 535.50
  4. Step 4: Simplify right side
    537.32x = 428,156.69
  5. Step 5: Solve for x
    x = 428,156.69/537.32
  6. Step 6: Final answer
    x = 796.84

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.