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Finding the Third Proportional to 921,394 and 1,394,975

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Solution

The third proportional to 921,394 and 1,394,975 is: 2,111,968.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    921,394 : 1,394,975 = 1,394,975 : x
  2. Step 2: Convert to fraction form
    921,394/1,394,975 = 1,394,975/x
  3. Step 3: Cross multiply
    921,394x = 1,394,975 × 1,394,975
  4. Step 4: Simplify right side
    921,394x = 1,945,955,250,625
  5. Step 5: Solve for x
    x = 1,945,955,250,625/921,394
  6. Step 6: Final answer
    x = 2,111,968.66

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.