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Finding the Third Proportional to 889,760 and 1,936,192

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Solution

The third proportional to 889,760 and 1,936,192 is: 4,213,315.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,760 : 1,936,192 = 1,936,192 : x
  2. Step 2: Convert to fraction form
    889,760/1,936,192 = 1,936,192/x
  3. Step 3: Cross multiply
    889,760x = 1,936,192 × 1,936,192
  4. Step 4: Simplify right side
    889,760x = 3,748,839,460,864
  5. Step 5: Solve for x
    x = 3,748,839,460,864/889,760
  6. Step 6: Final answer
    x = 4,213,315.34

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.