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Finding the Third Proportional to 3,150,666 and 6,871,491

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Solution

The third proportional to 3,150,666 and 6,871,491 is: 14,986,478.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150,666 : 6,871,491 = 6,871,491 : x
  2. Step 2: Convert to fraction form
    3,150,666/6,871,491 = 6,871,491/x
  3. Step 3: Cross multiply
    3,150,666x = 6,871,491 × 6,871,491
  4. Step 4: Simplify right side
    3,150,666x = 47,217,388,563,081
  5. Step 5: Solve for x
    x = 47,217,388,563,081/3,150,666
  6. Step 6: Final answer
    x = 14,986,478.59

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.