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Finding the Third Proportional to 850,781 and 1,317,998

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Solution

The third proportional to 850,781 and 1,317,998 is: 2,041,793.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,781 : 1,317,998 = 1,317,998 : x
  2. Step 2: Convert to fraction form
    850,781/1,317,998 = 1,317,998/x
  3. Step 3: Cross multiply
    850,781x = 1,317,998 × 1,317,998
  4. Step 4: Simplify right side
    850,781x = 1,737,118,728,004
  5. Step 5: Solve for x
    x = 1,737,118,728,004/850,781
  6. Step 6: Final answer
    x = 2,041,793.04

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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.