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Finding the Third Proportional to 3,933,243 and 8,558,671.50

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Solution

The third proportional to 3,933,243 and 8,558,671.50 is: 18,623,527.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,933,243 : 8,558,671.50 = 8,558,671.50 : x
  2. Step 2: Convert to fraction form
    3,933,243/8,558,671.50 = 8,558,671.50/x
  3. Step 3: Cross multiply
    3,933,243x = 8,558,671.50 × 8,558,671.50
  4. Step 4: Simplify right side
    3,933,243x = 73,250,857,844,912.25
  5. Step 5: Solve for x
    x = 73,250,857,844,912.25/3,933,243
  6. Step 6: Final answer
    x = 18,623,527.16

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.