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Finding the Third Proportional to 6,489,855 and 10,088,772.75

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Solution

The third proportional to 6,489,855 and 10,088,772.75 is: 15,683,452.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,489,855 : 10,088,772.75 = 10,088,772.75 : x
  2. Step 2: Convert to fraction form
    6,489,855/10,088,772.75 = 10,088,772.75/x
  3. Step 3: Cross multiply
    6,489,855x = 10,088,772.75 × 10,088,772.75
  4. Step 4: Simplify right side
    6,489,855x = 101,783,335,601,142.56
  5. Step 5: Solve for x
    x = 101,783,335,601,142.56/6,489,855
  6. Step 6: Final answer
    x = 15,683,452.96

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.