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Finding the Fourth Proportional to 253.22, 350.01 and 179.72

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Solution

The fourth proportional to 253.22, 350.01 and 179.72 is: 248.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    253.22 : 350.01 = 179.72 : x
  2. Step 2: Convert to fraction form
    253.22/350.01 = 179.72/x
  3. Step 3: Cross multiply
    253.22x = 350.01 × 179.72
  4. Step 4: Simplify right side
    253.22x = 62,901.15
  5. Step 5: Solve for x
    x = 62,901.15/253.22
  6. Step 6: Final answer
    x = 248.41

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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.