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Finding the Third Proportional to 3,322,933.88 and 4,978,857.38

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Solution

The third proportional to 3,322,933.88 and 4,978,857.38 is: 7,459,980.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,322,933.88 : 4,978,857.38 = 4,978,857.38 : x
  2. Step 2: Convert to fraction form
    3,322,933.88/4,978,857.38 = 4,978,857.38/x
  3. Step 3: Cross multiply
    3,322,933.88x = 4,978,857.38 × 4,978,857.38
  4. Step 4: Simplify right side
    3,322,933.88x = 24,789,020,760,591.89
  5. Step 5: Solve for x
    x = 24,789,020,760,591.89/3,322,933.88
  6. Step 6: Final answer
    x = 7,459,980.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.