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Finding the Third Proportional to 2,986,600 and 6,515,684

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Solution

The third proportional to 2,986,600 and 6,515,684 is: 14,214,872.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,986,600 : 6,515,684 = 6,515,684 : x
  2. Step 2: Convert to fraction form
    2,986,600/6,515,684 = 6,515,684/x
  3. Step 3: Cross multiply
    2,986,600x = 6,515,684 × 6,515,684
  4. Step 4: Simplify right side
    2,986,600x = 42,454,137,987,856
  5. Step 5: Solve for x
    x = 42,454,137,987,856/2,986,600
  6. Step 6: Final answer
    x = 14,214,872.43

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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.