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Finding the Third Proportional to 939,736.50 and 1,431,635.63

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Solution

The third proportional to 939,736.50 and 1,431,635.63 is: 2,181,016.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,736.50 : 1,431,635.63 = 1,431,635.63 : x
  2. Step 2: Convert to fraction form
    939,736.50/1,431,635.63 = 1,431,635.63/x
  3. Step 3: Cross multiply
    939,736.50x = 1,431,635.63 × 1,431,635.63
  4. Step 4: Simplify right side
    939,736.50x = 2,049,580,562,769.14
  5. Step 5: Solve for x
    x = 2,049,580,562,769.14/939,736.50
  6. Step 6: Final answer
    x = 2,181,016.23

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.