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Finding the Third Proportional to 3,819 and 8,350.50

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Solution

The third proportional to 3,819 and 8,350.50 is: 18,258.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,819 : 8,350.50 = 8,350.50 : x
  2. Step 2: Convert to fraction form
    3,819/8,350.50 = 8,350.50/x
  3. Step 3: Cross multiply
    3,819x = 8,350.50 × 8,350.50
  4. Step 4: Simplify right side
    3,819x = 69,730,850.25
  5. Step 5: Solve for x
    x = 69,730,850.25/3,819
  6. Step 6: Final answer
    x = 18,258.93

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.