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Finding the Third Proportional to 3,858 and 9,037

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Solution

The third proportional to 3,858 and 9,037 is: 21,168.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,858 : 9,037 = 9,037 : x
  2. Step 2: Convert to fraction form
    3,858/9,037 = 9,037/x
  3. Step 3: Cross multiply
    3,858x = 9,037 × 9,037
  4. Step 4: Simplify right side
    3,858x = 81,667,369
  5. Step 5: Solve for x
    x = 81,667,369/3,858
  6. Step 6: Final answer
    x = 21,168.32

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.