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Finding the Third Proportional to 3,861,511.50 and 5,244,369

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Solution

The third proportional to 3,861,511.50 and 5,244,369 is: 7,122,445.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,861,511.50 : 5,244,369 = 5,244,369 : x
  2. Step 2: Convert to fraction form
    3,861,511.50/5,244,369 = 5,244,369/x
  3. Step 3: Cross multiply
    3,861,511.50x = 5,244,369 × 5,244,369
  4. Step 4: Simplify right side
    3,861,511.50x = 27,503,406,208,161
  5. Step 5: Solve for x
    x = 27,503,406,208,161/3,861,511.50
  6. Step 6: Final answer
    x = 7,122,445.76

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.