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Finding the Third Proportional to 1,324,404.84 and 1,986,606.84

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Solution

The third proportional to 1,324,404.84 and 1,986,606.84 is: 2,979,909.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,404.84 : 1,986,606.84 = 1,986,606.84 : x
  2. Step 2: Convert to fraction form
    1,324,404.84/1,986,606.84 = 1,986,606.84/x
  3. Step 3: Cross multiply
    1,324,404.84x = 1,986,606.84 × 1,986,606.84
  4. Step 4: Simplify right side
    1,324,404.84x = 3,946,606,751,634.34
  5. Step 5: Solve for x
    x = 3,946,606,751,634.34/1,324,404.84
  6. Step 6: Final answer
    x = 2,979,909.63

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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.