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Finding the Third Proportional to 5,383,553.63 and 8,079,268.22

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Solution

The third proportional to 5,383,553.63 and 8,079,268.22 is: 12,124,811.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,383,553.63 : 8,079,268.22 = 8,079,268.22 : x
  2. Step 2: Convert to fraction form
    5,383,553.63/8,079,268.22 = 8,079,268.22/x
  3. Step 3: Cross multiply
    5,383,553.63x = 8,079,268.22 × 8,079,268.22
  4. Step 4: Simplify right side
    5,383,553.63x = 65,274,574,950,503.80
  5. Step 5: Solve for x
    x = 65,274,574,950,503.80/5,383,553.63
  6. Step 6: Final answer
    x = 12,124,811.88

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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.