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Finding the Third Proportional to 182.88 and 393.82

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Solution

The third proportional to 182.88 and 393.82 is: 848.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    182.88 : 393.82 = 393.82 : x
  2. Step 2: Convert to fraction form
    182.88/393.82 = 393.82/x
  3. Step 3: Cross multiply
    182.88x = 393.82 × 393.82
  4. Step 4: Simplify right side
    182.88x = 155,094.44
  5. Step 5: Solve for x
    x = 155,094.44/182.88
  6. Step 6: Final answer
    x = 848.05

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.