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Finding the Third Proportional to 11,779,919.25 and 18,100,475.25

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Solution

The third proportional to 11,779,919.25 and 18,100,475.25 is: 27,812,347.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,779,919.25 : 18,100,475.25 = 18,100,475.25 : x
  2. Step 2: Convert to fraction form
    11,779,919.25/18,100,475.25 = 18,100,475.25/x
  3. Step 3: Cross multiply
    11,779,919.25x = 18,100,475.25 × 18,100,475.25
  4. Step 4: Simplify right side
    11,779,919.25x = 327,627,204,275,862.56
  5. Step 5: Solve for x
    x = 327,627,204,275,862.56/11,779,919.25
  6. Step 6: Final answer
    x = 27,812,347.21

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.