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Finding the Third Proportional to 1,377,891 and 1,959,673.50

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Solution

The third proportional to 1,377,891 and 1,959,673.50 is: 2,787,100.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,377,891 : 1,959,673.50 = 1,959,673.50 : x
  2. Step 2: Convert to fraction form
    1,377,891/1,959,673.50 = 1,959,673.50/x
  3. Step 3: Cross multiply
    1,377,891x = 1,959,673.50 × 1,959,673.50
  4. Step 4: Simplify right side
    1,377,891x = 3,840,320,226,602.25
  5. Step 5: Solve for x
    x = 3,840,320,226,602.25/1,377,891
  6. Step 6: Final answer
    x = 2,787,100.16

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Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.