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Finding the Third Proportional to 685,335.94 and 1,479,330.84

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Solution

The third proportional to 685,335.94 and 1,479,330.84 is: 3,193,207.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    685,335.94 : 1,479,330.84 = 1,479,330.84 : x
  2. Step 2: Convert to fraction form
    685,335.94/1,479,330.84 = 1,479,330.84/x
  3. Step 3: Cross multiply
    685,335.94x = 1,479,330.84 × 1,479,330.84
  4. Step 4: Simplify right side
    685,335.94x = 2,188,419,745,270.09
  5. Step 5: Solve for x
    x = 2,188,419,745,270.09/685,335.94
  6. Step 6: Final answer
    x = 3,193,207.34

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.