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Finding the Third Proportional to 3,979,913 and 6,312,179

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Solution

The third proportional to 3,979,913 and 6,312,179 is: 10,011,174.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,979,913 : 6,312,179 = 6,312,179 : x
  2. Step 2: Convert to fraction form
    3,979,913/6,312,179 = 6,312,179/x
  3. Step 3: Cross multiply
    3,979,913x = 6,312,179 × 6,312,179
  4. Step 4: Simplify right side
    3,979,913x = 39,843,603,728,041
  5. Step 5: Solve for x
    x = 39,843,603,728,041/3,979,913
  6. Step 6: Final answer
    x = 10,011,174.55

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.