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Finding the Third Proportional to 12,706,519.50 and 19,088,757

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Solution

The third proportional to 12,706,519.50 and 19,088,757 is: 28,676,668.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,706,519.50 : 19,088,757 = 19,088,757 : x
  2. Step 2: Convert to fraction form
    12,706,519.50/19,088,757 = 19,088,757/x
  3. Step 3: Cross multiply
    12,706,519.50x = 19,088,757 × 19,088,757
  4. Step 4: Simplify right side
    12,706,519.50x = 364,380,643,805,049
  5. Step 5: Solve for x
    x = 364,380,643,805,049/12,706,519.50
  6. Step 6: Final answer
    x = 28,676,668.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.