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Finding the Fourth Proportional to 341.42, 512.19 and 110.27

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Solution

The fourth proportional to 341.42, 512.19 and 110.27 is: 165.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    341.42 : 512.19 = 110.27 : x
  2. Step 2: Convert to fraction form
    341.42/512.19 = 110.27/x
  3. Step 3: Cross multiply
    341.42x = 512.19 × 110.27
  4. Step 4: Simplify right side
    341.42x = 56,476.63
  5. Step 5: Solve for x
    x = 56,476.63/341.42
  6. Step 6: Final answer
    x = 165.42

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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.