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Finding the Third Proportional to 568.97 and 1,240.88

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Solution

The third proportional to 568.97 and 1,240.88 is: 2,706.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    568.97 : 1,240.88 = 1,240.88 : x
  2. Step 2: Convert to fraction form
    568.97/1,240.88 = 1,240.88/x
  3. Step 3: Cross multiply
    568.97x = 1,240.88 × 1,240.88
  4. Step 4: Simplify right side
    568.97x = 1,539,770.77
  5. Step 5: Solve for x
    x = 1,539,770.77/568.97
  6. Step 6: Final answer
    x = 2,706.25

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.