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Finding the Third Proportional to 840,636.67 and 1,741,091.20

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Solution

The third proportional to 840,636.67 and 1,741,091.20 is: 3,606,074.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,636.67 : 1,741,091.20 = 1,741,091.20 : x
  2. Step 2: Convert to fraction form
    840,636.67/1,741,091.20 = 1,741,091.20/x
  3. Step 3: Cross multiply
    840,636.67x = 1,741,091.20 × 1,741,091.20
  4. Step 4: Simplify right side
    840,636.67x = 3,031,398,577,599.26
  5. Step 5: Solve for x
    x = 3,031,398,577,599.26/840,636.67
  6. Step 6: Final answer
    x = 3,606,074.65

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.