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Finding the Third Proportional to 998,237.25 and 2,171,377.13

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Solution

The third proportional to 998,237.25 and 2,171,377.13 is: 4,723,204.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,237.25 : 2,171,377.13 = 2,171,377.13 : x
  2. Step 2: Convert to fraction form
    998,237.25/2,171,377.13 = 2,171,377.13/x
  3. Step 3: Cross multiply
    998,237.25x = 2,171,377.13 × 2,171,377.13
  4. Step 4: Simplify right side
    998,237.25x = 4,714,878,618,973.27
  5. Step 5: Solve for x
    x = 4,714,878,618,973.27/998,237.25
  6. Step 6: Final answer
    x = 4,723,204.45

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.