Home / 1,638,327.38-3,591,582.75

Finding the Third Proportional to 1,638,327.38 and 3,591,582.75

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Solution

The third proportional to 1,638,327.38 and 3,591,582.75 is: 7,873,558.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,638,327.38 : 3,591,582.75 = 3,591,582.75 : x
  2. Step 2: Convert to fraction form
    1,638,327.38/3,591,582.75 = 3,591,582.75/x
  3. Step 3: Cross multiply
    1,638,327.38x = 3,591,582.75 × 3,591,582.75
  4. Step 4: Simplify right side
    1,638,327.38x = 12,899,466,650,097.56
  5. Step 5: Solve for x
    x = 12,899,466,650,097.56/1,638,327.38
  6. Step 6: Final answer
    x = 7,873,558.63

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.