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Finding the Third Proportional to 885,489 and 1,637,928.75

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Solution

The third proportional to 885,489 and 1,637,928.75 is: 3,029,750.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,489 : 1,637,928.75 = 1,637,928.75 : x
  2. Step 2: Convert to fraction form
    885,489/1,637,928.75 = 1,637,928.75/x
  3. Step 3: Cross multiply
    885,489x = 1,637,928.75 × 1,637,928.75
  4. Step 4: Simplify right side
    885,489x = 2,682,810,590,076.56
  5. Step 5: Solve for x
    x = 2,682,810,590,076.56/885,489
  6. Step 6: Final answer
    x = 3,029,750.33

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Why These Related Problems?

These problems maintain the same ratio (1.85) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.