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Finding the Third Proportional to 1,784,755.50 and 2,718,959.63

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Solution

The third proportional to 1,784,755.50 and 2,718,959.63 is: 4,142,159.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,784,755.50 : 2,718,959.63 = 2,718,959.63 : x
  2. Step 2: Convert to fraction form
    1,784,755.50/2,718,959.63 = 2,718,959.63/x
  3. Step 3: Cross multiply
    1,784,755.50x = 2,718,959.63 × 2,718,959.63
  4. Step 4: Simplify right side
    1,784,755.50x = 7,392,741,442,380.14
  5. Step 5: Solve for x
    x = 7,392,741,442,380.14/1,784,755.50
  6. Step 6: Final answer
    x = 4,142,159.22

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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.