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Finding the Fourth Proportional to 297.41, 410.53 and 173.19

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Solution

The fourth proportional to 297.41, 410.53 and 173.19 is: 239.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    297.41 : 410.53 = 173.19 : x
  2. Step 2: Convert to fraction form
    297.41/410.53 = 173.19/x
  3. Step 3: Cross multiply
    297.41x = 410.53 × 173.19
  4. Step 4: Simplify right side
    297.41x = 71,100.28
  5. Step 5: Solve for x
    x = 71,100.28/297.41
  6. Step 6: Final answer
    x = 239.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.