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Finding the Third Proportional to 272.88 and 597.13

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Solution

The third proportional to 272.88 and 597.13 is: 1,306.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    272.88 : 597.13 = 597.13 : x
  2. Step 2: Convert to fraction form
    272.88/597.13 = 597.13/x
  3. Step 3: Cross multiply
    272.88x = 597.13 × 597.13
  4. Step 4: Simplify right side
    272.88x = 356,558.27
  5. Step 5: Solve for x
    x = 356,558.27/272.88
  6. Step 6: Final answer
    x = 1,306.67

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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.