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Finding the Third Proportional to 71,523,903 and 154,481,991

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Solution

The third proportional to 71,523,903 and 154,481,991 is: 333,660,280.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,523,903 : 154,481,991 = 154,481,991 : x
  2. Step 2: Convert to fraction form
    71,523,903/154,481,991 = 154,481,991/x
  3. Step 3: Cross multiply
    71,523,903x = 154,481,991 × 154,481,991
  4. Step 4: Simplify right side
    71,523,903x = 23,864,685,543,324,080
  5. Step 5: Solve for x
    x = 23,864,685,543,324,080/71,523,903
  6. Step 6: Final answer
    x = 333,660,280.58

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.