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Finding the Third Proportional to 1,918,252 and 4,201,976

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Solution

The third proportional to 1,918,252 and 4,201,976 is: 9,204,526.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,918,252 : 4,201,976 = 4,201,976 : x
  2. Step 2: Convert to fraction form
    1,918,252/4,201,976 = 4,201,976/x
  3. Step 3: Cross multiply
    1,918,252x = 4,201,976 × 4,201,976
  4. Step 4: Simplify right side
    1,918,252x = 17,656,602,304,576
  5. Step 5: Solve for x
    x = 17,656,602,304,576/1,918,252
  6. Step 6: Final answer
    x = 9,204,526.99

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.