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Finding the Third Proportional to 371,879 and 814,999

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Solution

The third proportional to 371,879 and 814,999 is: 1,786,127.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,879 : 814,999 = 814,999 : x
  2. Step 2: Convert to fraction form
    371,879/814,999 = 814,999/x
  3. Step 3: Cross multiply
    371,879x = 814,999 × 814,999
  4. Step 4: Simplify right side
    371,879x = 664,223,370,001
  5. Step 5: Solve for x
    x = 664,223,370,001/371,879
  6. Step 6: Final answer
    x = 1,786,127.67

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.