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Finding the Third Proportional to 3,308,272.88 and 7,166,151.56

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Solution

The third proportional to 3,308,272.88 and 7,166,151.56 is: 15,522,821.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,308,272.88 : 7,166,151.56 = 7,166,151.56 : x
  2. Step 2: Convert to fraction form
    3,308,272.88/7,166,151.56 = 7,166,151.56/x
  3. Step 3: Cross multiply
    3,308,272.88x = 7,166,151.56 × 7,166,151.56
  4. Step 4: Simplify right side
    3,308,272.88x = 51,353,728,216,721.19
  5. Step 5: Solve for x
    x = 51,353,728,216,721.19/3,308,272.88
  6. Step 6: Final answer
    x = 15,522,821.17

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.