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Finding the Third Proportional to 9,412,740 and 13,255,062

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Solution

The third proportional to 9,412,740 and 13,255,062 is: 18,665,836.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,412,740 : 13,255,062 = 13,255,062 : x
  2. Step 2: Convert to fraction form
    9,412,740/13,255,062 = 13,255,062/x
  3. Step 3: Cross multiply
    9,412,740x = 13,255,062 × 13,255,062
  4. Step 4: Simplify right side
    9,412,740x = 175,696,668,623,844
  5. Step 5: Solve for x
    x = 175,696,668,623,844/9,412,740
  6. Step 6: Final answer
    x = 18,665,836.79

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.