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Finding the Third Proportional to 3,737,168 and 8,172,268

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Solution

The third proportional to 3,737,168 and 8,172,268 is: 17,870,741.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,737,168 : 8,172,268 = 8,172,268 : x
  2. Step 2: Convert to fraction form
    3,737,168/8,172,268 = 8,172,268/x
  3. Step 3: Cross multiply
    3,737,168x = 8,172,268 × 8,172,268
  4. Step 4: Simplify right side
    3,737,168x = 66,785,964,263,824
  5. Step 5: Solve for x
    x = 66,785,964,263,824/3,737,168
  6. Step 6: Final answer
    x = 17,870,741.77

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.