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Finding the Third Proportional to 906,768 and 1,900,590.75

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Solution

The third proportional to 906,768 and 1,900,590.75 is: 3,983,648.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,768 : 1,900,590.75 = 1,900,590.75 : x
  2. Step 2: Convert to fraction form
    906,768/1,900,590.75 = 1,900,590.75/x
  3. Step 3: Cross multiply
    906,768x = 1,900,590.75 × 1,900,590.75
  4. Step 4: Simplify right side
    906,768x = 3,612,245,198,985.56
  5. Step 5: Solve for x
    x = 3,612,245,198,985.56/906,768
  6. Step 6: Final answer
    x = 3,983,648.74

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.