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Finding the Third Proportional to 1,110,939 and 1,659,128.63

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Solution

The third proportional to 1,110,939 and 1,659,128.63 is: 2,477,820.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,939 : 1,659,128.63 = 1,659,128.63 : x
  2. Step 2: Convert to fraction form
    1,110,939/1,659,128.63 = 1,659,128.63/x
  3. Step 3: Cross multiply
    1,110,939x = 1,659,128.63 × 1,659,128.63
  4. Step 4: Simplify right side
    1,110,939x = 2,752,707,794,294.39
  5. Step 5: Solve for x
    x = 2,752,707,794,294.39/1,110,939
  6. Step 6: Final answer
    x = 2,477,820.83

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.