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Finding the Third Proportional to 479,828 and 1,110,803

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Solution

The third proportional to 479,828 and 1,110,803 is: 2,571,511.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,828 : 1,110,803 = 1,110,803 : x
  2. Step 2: Convert to fraction form
    479,828/1,110,803 = 1,110,803/x
  3. Step 3: Cross multiply
    479,828x = 1,110,803 × 1,110,803
  4. Step 4: Simplify right side
    479,828x = 1,233,883,304,809
  5. Step 5: Solve for x
    x = 1,233,883,304,809/479,828
  6. Step 6: Final answer
    x = 2,571,511.68

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Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.