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Finding the Third Proportional to 19,212,167.25 and 29,716,027.88

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Solution

The third proportional to 19,212,167.25 and 29,716,027.88 is: 45,962,660.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,212,167.25 : 29,716,027.88 = 29,716,027.88 : x
  2. Step 2: Convert to fraction form
    19,212,167.25/29,716,027.88 = 29,716,027.88/x
  3. Step 3: Cross multiply
    19,212,167.25x = 29,716,027.88 × 29,716,027.88
  4. Step 4: Simplify right side
    19,212,167.25x = 883,042,312,667,777
  5. Step 5: Solve for x
    x = 883,042,312,667,777/19,212,167.25
  6. Step 6: Final answer
    x = 45,962,660.08

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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.