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Finding the Fourth Proportional to 247.68, 341.84 and 169.01

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Solution

The fourth proportional to 247.68, 341.84 and 169.01 is: 233.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    247.68 : 341.84 = 169.01 : x
  2. Step 2: Convert to fraction form
    247.68/341.84 = 169.01/x
  3. Step 3: Cross multiply
    247.68x = 341.84 × 169.01
  4. Step 4: Simplify right side
    247.68x = 57,771.82
  5. Step 5: Solve for x
    x = 57,771.82/247.68
  6. Step 6: Final answer
    x = 233.25

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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.