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Finding the Third Proportional to 892,764 and 1,276,143.75

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Solution

The third proportional to 892,764 and 1,276,143.75 is: 1,824,158.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,764 : 1,276,143.75 = 1,276,143.75 : x
  2. Step 2: Convert to fraction form
    892,764/1,276,143.75 = 1,276,143.75/x
  3. Step 3: Cross multiply
    892,764x = 1,276,143.75 × 1,276,143.75
  4. Step 4: Simplify right side
    892,764x = 1,628,542,870,664.06
  5. Step 5: Solve for x
    x = 1,628,542,870,664.06/892,764
  6. Step 6: Final answer
    x = 1,824,158.31

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.