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Finding the Third Proportional to 609,143.50 and 892,936.50

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Solution

The third proportional to 609,143.50 and 892,936.50 is: 1,308,945.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,143.50 : 892,936.50 = 892,936.50 : x
  2. Step 2: Convert to fraction form
    609,143.50/892,936.50 = 892,936.50/x
  3. Step 3: Cross multiply
    609,143.50x = 892,936.50 × 892,936.50
  4. Step 4: Simplify right side
    609,143.50x = 797,335,593,032.25
  5. Step 5: Solve for x
    x = 797,335,593,032.25/609,143.50
  6. Step 6: Final answer
    x = 1,308,945.42

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.