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Finding the Third Proportional to 6,346,128 and 9,667,989

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Solution

The third proportional to 6,346,128 and 9,667,989 is: 14,728,667.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,346,128 : 9,667,989 = 9,667,989 : x
  2. Step 2: Convert to fraction form
    6,346,128/9,667,989 = 9,667,989/x
  3. Step 3: Cross multiply
    6,346,128x = 9,667,989 × 9,667,989
  4. Step 4: Simplify right side
    6,346,128x = 93,470,011,304,121
  5. Step 5: Solve for x
    x = 93,470,011,304,121/6,346,128
  6. Step 6: Final answer
    x = 14,728,667.83

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.