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Finding the Third Proportional to 19,659,966 and 43,099,086

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Solution

The third proportional to 19,659,966 and 43,099,086 is: 94,482,931.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,659,966 : 43,099,086 = 43,099,086 : x
  2. Step 2: Convert to fraction form
    19,659,966/43,099,086 = 43,099,086/x
  3. Step 3: Cross multiply
    19,659,966x = 43,099,086 × 43,099,086
  4. Step 4: Simplify right side
    19,659,966x = 1,857,531,214,035,396
  5. Step 5: Solve for x
    x = 1,857,531,214,035,396/19,659,966
  6. Step 6: Final answer
    x = 94,482,931.15

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.