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Finding the Third Proportional to 2,028.56 and 4,373.44

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Solution

The third proportional to 2,028.56 and 4,373.44 is: 9,428.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,028.56 : 4,373.44 = 4,373.44 : x
  2. Step 2: Convert to fraction form
    2,028.56/4,373.44 = 4,373.44/x
  3. Step 3: Cross multiply
    2,028.56x = 4,373.44 × 4,373.44
  4. Step 4: Simplify right side
    2,028.56x = 19,126,955.57
  5. Step 5: Solve for x
    x = 19,126,955.57/2,028.56
  6. Step 6: Final answer
    x = 9,428.82

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.