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Finding the Fourth Proportional to 341.73, 471.63 and 194.38

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Solution

The fourth proportional to 341.73, 471.63 and 194.38 is: 268.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    341.73 : 471.63 = 194.38 : x
  2. Step 2: Convert to fraction form
    341.73/471.63 = 194.38/x
  3. Step 3: Cross multiply
    341.73x = 471.63 × 194.38
  4. Step 4: Simplify right side
    341.73x = 91,674.99
  5. Step 5: Solve for x
    x = 91,674.99/341.73
  6. Step 6: Final answer
    x = 268.27

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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.