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Finding the Third Proportional to 324,791,928 and 666,802,062.75

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Solution

The third proportional to 324,791,928 and 666,802,062.75 is: 1,368,953,328.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,791,928 : 666,802,062.75 = 666,802,062.75 : x
  2. Step 2: Convert to fraction form
    324,791,928/666,802,062.75 = 666,802,062.75/x
  3. Step 3: Cross multiply
    324,791,928x = 666,802,062.75 × 666,802,062.75
  4. Step 4: Simplify right side
    324,791,928x = 444,624,990,887,654,912
  5. Step 5: Solve for x
    x = 444,624,990,887,654,912/324,791,928
  6. Step 6: Final answer
    x = 1,368,953,328.44

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.