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Finding the Fourth Proportional to 529.53, 793.49 and 336.75

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Solution

The fourth proportional to 529.53, 793.49 and 336.75 is: 504.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    529.53 : 793.49 = 336.75 : x
  2. Step 2: Convert to fraction form
    529.53/793.49 = 336.75/x
  3. Step 3: Cross multiply
    529.53x = 793.49 × 336.75
  4. Step 4: Simplify right side
    529.53x = 267,206.07
  5. Step 5: Solve for x
    x = 267,206.07/529.53
  6. Step 6: Final answer
    x = 504.61

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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.