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Finding the Fourth Proportional to 344.72, 516.64 and 182

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Solution

The fourth proportional to 344.72, 516.64 and 182 is: 272.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    344.72 : 516.64 = 182 : x
  2. Step 2: Convert to fraction form
    344.72/516.64 = 182/x
  3. Step 3: Cross multiply
    344.72x = 516.64 × 182
  4. Step 4: Simplify right side
    344.72x = 94,028.48
  5. Step 5: Solve for x
    x = 94,028.48/344.72
  6. Step 6: Final answer
    x = 272.77

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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.