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Finding the Fourth Proportional to 481.97, 722.01 and 373.43

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Solution

The fourth proportional to 481.97, 722.01 and 373.43 is: 559.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    481.97 : 722.01 = 373.43 : x
  2. Step 2: Convert to fraction form
    481.97/722.01 = 373.43/x
  3. Step 3: Cross multiply
    481.97x = 722.01 × 373.43
  4. Step 4: Simplify right side
    481.97x = 269,623.40
  5. Step 5: Solve for x
    x = 269,623.40/481.97
  6. Step 6: Final answer
    x = 559.42

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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.