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Finding the Third Proportional to 3,829 and 8,341.75

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Solution

The third proportional to 3,829 and 8,341.75 is: 18,173.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,829 : 8,341.75 = 8,341.75 : x
  2. Step 2: Convert to fraction form
    3,829/8,341.75 = 8,341.75/x
  3. Step 3: Cross multiply
    3,829x = 8,341.75 × 8,341.75
  4. Step 4: Simplify right side
    3,829x = 69,584,793.06
  5. Step 5: Solve for x
    x = 69,584,793.06/3,829
  6. Step 6: Final answer
    x = 18,173.10

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.