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Finding the Third Proportional to 12,760,972.50 and 19,614,529.13

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Solution

The third proportional to 12,760,972.50 and 19,614,529.13 is: 30,148,936.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,760,972.50 : 19,614,529.13 = 19,614,529.13 : x
  2. Step 2: Convert to fraction form
    12,760,972.50/19,614,529.13 = 19,614,529.13/x
  3. Step 3: Cross multiply
    12,760,972.50x = 19,614,529.13 × 19,614,529.13
  4. Step 4: Simplify right side
    12,760,972.50x = 384,729,752,795,473.25
  5. Step 5: Solve for x
    x = 384,729,752,795,473.25/12,760,972.50
  6. Step 6: Final answer
    x = 30,148,936.75

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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.