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Finding the Third Proportional to 3,322,900.13 and 4,978,816.88

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Solution

The third proportional to 3,322,900.13 and 4,978,816.88 is: 7,459,934.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,322,900.13 : 4,978,816.88 = 4,978,816.88 : x
  2. Step 2: Convert to fraction form
    3,322,900.13/4,978,816.88 = 4,978,816.88/x
  3. Step 3: Cross multiply
    3,322,900.13x = 4,978,816.88 × 4,978,816.88
  4. Step 4: Simplify right side
    3,322,900.13x = 24,788,617,474,784.77
  5. Step 5: Solve for x
    x = 24,788,617,474,784.77/3,322,900.13
  6. Step 6: Final answer
    x = 7,459,934.56

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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.