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Finding the Third Proportional to 3,985,120 and 6,226,544

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Solution

The third proportional to 3,985,120 and 6,226,544 is: 9,728,653.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,985,120 : 6,226,544 = 6,226,544 : x
  2. Step 2: Convert to fraction form
    3,985,120/6,226,544 = 6,226,544/x
  3. Step 3: Cross multiply
    3,985,120x = 6,226,544 × 6,226,544
  4. Step 4: Simplify right side
    3,985,120x = 38,769,850,183,936
  5. Step 5: Solve for x
    x = 38,769,850,183,936/3,985,120
  6. Step 6: Final answer
    x = 9,728,653.14

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.