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Finding the Third Proportional to 885,780 and 1,374,192

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Solution

The third proportional to 885,780 and 1,374,192 is: 2,131,910.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,780 : 1,374,192 = 1,374,192 : x
  2. Step 2: Convert to fraction form
    885,780/1,374,192 = 1,374,192/x
  3. Step 3: Cross multiply
    885,780x = 1,374,192 × 1,374,192
  4. Step 4: Simplify right side
    885,780x = 1,888,403,652,864
  5. Step 5: Solve for x
    x = 1,888,403,652,864/885,780
  6. Step 6: Final answer
    x = 2,131,910.47

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.