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Finding the Third Proportional to 1,914,399.56 and 2,963,908.97

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Solution

The third proportional to 1,914,399.56 and 2,963,908.97 is: 4,588,778.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914,399.56 : 2,963,908.97 = 2,963,908.97 : x
  2. Step 2: Convert to fraction form
    1,914,399.56/2,963,908.97 = 2,963,908.97/x
  3. Step 3: Cross multiply
    1,914,399.56x = 2,963,908.97 × 2,963,908.97
  4. Step 4: Simplify right side
    1,914,399.56x = 8,784,756,375,036.69
  5. Step 5: Solve for x
    x = 8,784,756,375,036.69/1,914,399.56
  6. Step 6: Final answer
    x = 4,588,778.93

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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.