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Finding the Third Proportional to 3,634,427.25 and 7,929,009

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Solution

The third proportional to 3,634,427.25 and 7,929,009 is: 17,298,236.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,634,427.25 : 7,929,009 = 7,929,009 : x
  2. Step 2: Convert to fraction form
    3,634,427.25/7,929,009 = 7,929,009/x
  3. Step 3: Cross multiply
    3,634,427.25x = 7,929,009 × 7,929,009
  4. Step 4: Simplify right side
    3,634,427.25x = 62,869,183,722,081
  5. Step 5: Solve for x
    x = 62,869,183,722,081/3,634,427.25
  6. Step 6: Final answer
    x = 17,298,236.94

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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.