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Finding the Fourth Proportional to 598.45, 897.21 and 273.73

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Solution

The fourth proportional to 598.45, 897.21 and 273.73 is: 410.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    598.45 : 897.21 = 273.73 : x
  2. Step 2: Convert to fraction form
    598.45/897.21 = 273.73/x
  3. Step 3: Cross multiply
    598.45x = 897.21 × 273.73
  4. Step 4: Simplify right side
    598.45x = 245,593.29
  5. Step 5: Solve for x
    x = 245,593.29/598.45
  6. Step 6: Final answer
    x = 410.38

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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.