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Finding the Third Proportional to 4,425 and 9,458

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Solution

The third proportional to 4,425 and 9,458 is: 20,215.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,425 : 9,458 = 9,458 : x
  2. Step 2: Convert to fraction form
    4,425/9,458 = 9,458/x
  3. Step 3: Cross multiply
    4,425x = 9,458 × 9,458
  4. Step 4: Simplify right side
    4,425x = 89,453,764
  5. Step 5: Solve for x
    x = 89,453,764/4,425
  6. Step 6: Final answer
    x = 20,215.54

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.