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Finding the Third Proportional to 3,218,110.83 and 4,857,093.42

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Solution

The third proportional to 3,218,110.83 and 4,857,093.42 is: 7,330,809.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,218,110.83 : 4,857,093.42 = 4,857,093.42 : x
  2. Step 2: Convert to fraction form
    3,218,110.83/4,857,093.42 = 4,857,093.42/x
  3. Step 3: Cross multiply
    3,218,110.83x = 4,857,093.42 × 4,857,093.42
  4. Step 4: Simplify right side
    3,218,110.83x = 23,591,356,508,821.40
  5. Step 5: Solve for x
    x = 23,591,356,508,821.40/3,218,110.83
  6. Step 6: Final answer
    x = 7,330,809.21

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.