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Finding the Third Proportional to 8,785,578 and 17,999,231

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Solution

The third proportional to 8,785,578 and 17,999,231 is: 36,875,469.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,785,578 : 17,999,231 = 17,999,231 : x
  2. Step 2: Convert to fraction form
    8,785,578/17,999,231 = 17,999,231/x
  3. Step 3: Cross multiply
    8,785,578x = 17,999,231 × 17,999,231
  4. Step 4: Simplify right side
    8,785,578x = 323,972,316,591,361
  5. Step 5: Solve for x
    x = 323,972,316,591,361/8,785,578
  6. Step 6: Final answer
    x = 36,875,469.84

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.