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Finding the Third Proportional to 910,392 and 1,994,934

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Solution

The third proportional to 910,392 and 1,994,934 is: 4,371,481.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,392 : 1,994,934 = 1,994,934 : x
  2. Step 2: Convert to fraction form
    910,392/1,994,934 = 1,994,934/x
  3. Step 3: Cross multiply
    910,392x = 1,994,934 × 1,994,934
  4. Step 4: Simplify right side
    910,392x = 3,979,761,664,356
  5. Step 5: Solve for x
    x = 3,979,761,664,356/910,392
  6. Step 6: Final answer
    x = 4,371,481.37

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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.