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Finding the Third Proportional to 3,644,247.38 and 8,436,656.25

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Solution

The third proportional to 3,644,247.38 and 8,436,656.25 is: 19,531,376.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,644,247.38 : 8,436,656.25 = 8,436,656.25 : x
  2. Step 2: Convert to fraction form
    3,644,247.38/8,436,656.25 = 8,436,656.25/x
  3. Step 3: Cross multiply
    3,644,247.38x = 8,436,656.25 × 8,436,656.25
  4. Step 4: Simplify right side
    3,644,247.38x = 71,177,168,680,664.06
  5. Step 5: Solve for x
    x = 71,177,168,680,664.06/3,644,247.38
  6. Step 6: Final answer
    x = 19,531,376.81

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Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.