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Finding the Third Proportional to 1,966,568.63 and 4,323,398.63

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Solution

The third proportional to 1,966,568.63 and 4,323,398.63 is: 9,504,766.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,966,568.63 : 4,323,398.63 = 4,323,398.63 : x
  2. Step 2: Convert to fraction form
    1,966,568.63/4,323,398.63 = 4,323,398.63/x
  3. Step 3: Cross multiply
    1,966,568.63x = 4,323,398.63 × 4,323,398.63
  4. Step 4: Simplify right side
    1,966,568.63x = 18,691,775,670,651.89
  5. Step 5: Solve for x
    x = 18,691,775,670,651.89/1,966,568.63
  6. Step 6: Final answer
    x = 9,504,766.54

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.