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Finding the Fourth Proportional to 270.52, 372.98 and 177.14

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Solution

The fourth proportional to 270.52, 372.98 and 177.14 is: 244.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    270.52 : 372.98 = 177.14 : x
  2. Step 2: Convert to fraction form
    270.52/372.98 = 177.14/x
  3. Step 3: Cross multiply
    270.52x = 372.98 × 177.14
  4. Step 4: Simplify right side
    270.52x = 66,069.68
  5. Step 5: Solve for x
    x = 66,069.68/270.52
  6. Step 6: Final answer
    x = 244.23

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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.