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Finding the Third Proportional to 2,193,203 and 4,890,681

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Solution

The third proportional to 2,193,203 and 4,890,681 is: 10,905,858.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,193,203 : 4,890,681 = 4,890,681 : x
  2. Step 2: Convert to fraction form
    2,193,203/4,890,681 = 4,890,681/x
  3. Step 3: Cross multiply
    2,193,203x = 4,890,681 × 4,890,681
  4. Step 4: Simplify right side
    2,193,203x = 23,918,760,643,761
  5. Step 5: Solve for x
    x = 23,918,760,643,761/2,193,203
  6. Step 6: Final answer
    x = 10,905,858.07

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.