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Finding the Third Proportional to 1,552,705.45 and 3,393,274.78

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Solution

The third proportional to 1,552,705.45 and 3,393,274.78 is: 7,415,645.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,552,705.45 : 3,393,274.78 = 3,393,274.78 : x
  2. Step 2: Convert to fraction form
    1,552,705.45/3,393,274.78 = 3,393,274.78/x
  3. Step 3: Cross multiply
    1,552,705.45x = 3,393,274.78 × 3,393,274.78
  4. Step 4: Simplify right side
    1,552,705.45x = 11,514,313,741,067.23
  5. Step 5: Solve for x
    x = 11,514,313,741,067.23/1,552,705.45
  6. Step 6: Final answer
    x = 7,415,645.84

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.