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Finding the Third Proportional to 1,017 and 2,077.88

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Solution

The third proportional to 1,017 and 2,077.88 is: 4,245.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017 : 2,077.88 = 2,077.88 : x
  2. Step 2: Convert to fraction form
    1,017/2,077.88 = 2,077.88/x
  3. Step 3: Cross multiply
    1,017x = 2,077.88 × 2,077.88
  4. Step 4: Simplify right side
    1,017x = 4,317,564.52
  5. Step 5: Solve for x
    x = 4,317,564.52/1,017
  6. Step 6: Final answer
    x = 4,245.39

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.