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Finding the Third Proportional to 3,530,916 and 7,485,522.75

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Solution

The third proportional to 3,530,916 and 7,485,522.75 is: 15,869,267.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,530,916 : 7,485,522.75 = 7,485,522.75 : x
  2. Step 2: Convert to fraction form
    3,530,916/7,485,522.75 = 7,485,522.75/x
  3. Step 3: Cross multiply
    3,530,916x = 7,485,522.75 × 7,485,522.75
  4. Step 4: Simplify right side
    3,530,916x = 56,033,050,840,767.56
  5. Step 5: Solve for x
    x = 56,033,050,840,767.56/3,530,916
  6. Step 6: Final answer
    x = 15,869,267.59

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.