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Finding the Third Proportional to 663,179.27 and 1,027,172.39

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Solution

The third proportional to 663,179.27 and 1,027,172.39 is: 1,590,947.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,179.27 : 1,027,172.39 = 1,027,172.39 : x
  2. Step 2: Convert to fraction form
    663,179.27/1,027,172.39 = 1,027,172.39/x
  3. Step 3: Cross multiply
    663,179.27x = 1,027,172.39 × 1,027,172.39
  4. Step 4: Simplify right side
    663,179.27x = 1,055,083,120,062.28
  5. Step 5: Solve for x
    x = 1,055,083,120,062.28/663,179.27
  6. Step 6: Final answer
    x = 1,590,947.07

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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.