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Finding the Third Proportional to 989,092 and 2,135,864

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Solution

The third proportional to 989,092 and 2,135,864 is: 4,612,225.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,092 : 2,135,864 = 2,135,864 : x
  2. Step 2: Convert to fraction form
    989,092/2,135,864 = 2,135,864/x
  3. Step 3: Cross multiply
    989,092x = 2,135,864 × 2,135,864
  4. Step 4: Simplify right side
    989,092x = 4,561,915,026,496
  5. Step 5: Solve for x
    x = 4,561,915,026,496/989,092
  6. Step 6: Final answer
    x = 4,612,225.18

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.