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Finding the Third Proportional to 608,818.88 and 1,321,383.38

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Solution

The third proportional to 608,818.88 and 1,321,383.38 is: 2,867,936.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,818.88 : 1,321,383.38 = 1,321,383.38 : x
  2. Step 2: Convert to fraction form
    608,818.88/1,321,383.38 = 1,321,383.38/x
  3. Step 3: Cross multiply
    608,818.88x = 1,321,383.38 × 1,321,383.38
  4. Step 4: Simplify right side
    608,818.88x = 1,746,054,023,726.39
  5. Step 5: Solve for x
    x = 1,746,054,023,726.39/608,818.88
  6. Step 6: Final answer
    x = 2,867,936.75

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.