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Finding the Third Proportional to 2,990,790 and 6,579,423

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Solution

The third proportional to 2,990,790 and 6,579,423 is: 14,474,037.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,990,790 : 6,579,423 = 6,579,423 : x
  2. Step 2: Convert to fraction form
    2,990,790/6,579,423 = 6,579,423/x
  3. Step 3: Cross multiply
    2,990,790x = 6,579,423 × 6,579,423
  4. Step 4: Simplify right side
    2,990,790x = 43,288,807,012,929
  5. Step 5: Solve for x
    x = 43,288,807,012,929/2,990,790
  6. Step 6: Final answer
    x = 14,474,037.63

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.