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Finding the Fourth Proportional to 471.14, 706.75 and 182.58

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Solution

The fourth proportional to 471.14, 706.75 and 182.58 is: 273.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    471.14 : 706.75 = 182.58 : x
  2. Step 2: Convert to fraction form
    471.14/706.75 = 182.58/x
  3. Step 3: Cross multiply
    471.14x = 706.75 × 182.58
  4. Step 4: Simplify right side
    471.14x = 129,037.96
  5. Step 5: Solve for x
    x = 129,037.96/471.14
  6. Step 6: Final answer
    x = 273.88

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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.