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Finding the Fourth Proportional to 529.88, 794.18 and 270.06

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Solution

The fourth proportional to 529.88, 794.18 and 270.06 is: 404.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    529.88 : 794.18 = 270.06 : x
  2. Step 2: Convert to fraction form
    529.88/794.18 = 270.06/x
  3. Step 3: Cross multiply
    529.88x = 794.18 × 270.06
  4. Step 4: Simplify right side
    529.88x = 214,476.25
  5. Step 5: Solve for x
    x = 214,476.25/529.88
  6. Step 6: Final answer
    x = 404.76

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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.