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Finding the Third Proportional to 13,650,123 and 20,561,692.50

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Solution

The third proportional to 13,650,123 and 20,561,692.50 is: 30,972,849.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,650,123 : 20,561,692.50 = 20,561,692.50 : x
  2. Step 2: Convert to fraction form
    13,650,123/20,561,692.50 = 20,561,692.50/x
  3. Step 3: Cross multiply
    13,650,123x = 20,561,692.50 × 20,561,692.50
  4. Step 4: Simplify right side
    13,650,123x = 422,783,198,464,556.25
  5. Step 5: Solve for x
    x = 422,783,198,464,556.25/13,650,123
  6. Step 6: Final answer
    x = 30,972,849.00

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.