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Finding the Third Proportional to 272.44 and 597.56

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Solution

The third proportional to 272.44 and 597.56 is: 1,310.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    272.44 : 597.56 = 597.56 : x
  2. Step 2: Convert to fraction form
    272.44/597.56 = 597.56/x
  3. Step 3: Cross multiply
    272.44x = 597.56 × 597.56
  4. Step 4: Simplify right side
    272.44x = 357,080.94
  5. Step 5: Solve for x
    x = 357,080.94/272.44
  6. Step 6: Final answer
    x = 1,310.69

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.