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Finding the Third Proportional to 272.81 and 596.81

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Solution

The third proportional to 272.81 and 596.81 is: 1,305.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    272.81 : 596.81 = 596.81 : x
  2. Step 2: Convert to fraction form
    272.81/596.81 = 596.81/x
  3. Step 3: Cross multiply
    272.81x = 596.81 × 596.81
  4. Step 4: Simplify right side
    272.81x = 356,185.16
  5. Step 5: Solve for x
    x = 356,185.16/272.81
  6. Step 6: Final answer
    x = 1,305.60

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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.