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Finding the Third Proportional to 4,013 and 4,373

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Solution

The third proportional to 4,013 and 4,373 is: 4,765.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,013 : 4,373 = 4,373 : x
  2. Step 2: Convert to fraction form
    4,013/4,373 = 4,373/x
  3. Step 3: Cross multiply
    4,013x = 4,373 × 4,373
  4. Step 4: Simplify right side
    4,013x = 19,123,129
  5. Step 5: Solve for x
    x = 19,123,129/4,013
  6. Step 6: Final answer
    x = 4,765.30

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Why These Related Problems?

These problems maintain the same ratio (1.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.