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Finding the Fourth Proportional to 529.37, 793.65 and 269.48

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Solution

The fourth proportional to 529.37, 793.65 and 269.48 is: 404.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    529.37 : 793.65 = 269.48 : x
  2. Step 2: Convert to fraction form
    529.37/793.65 = 269.48/x
  3. Step 3: Cross multiply
    529.37x = 793.65 × 269.48
  4. Step 4: Simplify right side
    529.37x = 213,872.80
  5. Step 5: Solve for x
    x = 213,872.80/529.37
  6. Step 6: Final answer
    x = 404.01

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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.