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Finding the Third Proportional to 579,101 and 885,873

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Solution

The third proportional to 579,101 and 885,873 is: 1,355,153.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,101 : 885,873 = 885,873 : x
  2. Step 2: Convert to fraction form
    579,101/885,873 = 885,873/x
  3. Step 3: Cross multiply
    579,101x = 885,873 × 885,873
  4. Step 4: Simplify right side
    579,101x = 784,770,972,129
  5. Step 5: Solve for x
    x = 784,770,972,129/579,101
  6. Step 6: Final answer
    x = 1,355,153.89

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.