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Finding the Third Proportional to 2,983,868 and 6,439,480

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Solution

The third proportional to 2,983,868 and 6,439,480 is: 13,897,029.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,983,868 : 6,439,480 = 6,439,480 : x
  2. Step 2: Convert to fraction form
    2,983,868/6,439,480 = 6,439,480/x
  3. Step 3: Cross multiply
    2,983,868x = 6,439,480 × 6,439,480
  4. Step 4: Simplify right side
    2,983,868x = 41,466,902,670,400
  5. Step 5: Solve for x
    x = 41,466,902,670,400/2,983,868
  6. Step 6: Final answer
    x = 13,897,029.85

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.