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Finding the Third Proportional to 137,969,450 and 300,433,318

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Solution

The third proportional to 137,969,450 and 300,433,318 is: 654,204,090.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,969,450 : 300,433,318 = 300,433,318 : x
  2. Step 2: Convert to fraction form
    137,969,450/300,433,318 = 300,433,318/x
  3. Step 3: Cross multiply
    137,969,450x = 300,433,318 × 300,433,318
  4. Step 4: Simplify right side
    137,969,450x = 90,260,178,564,489,120
  5. Step 5: Solve for x
    x = 90,260,178,564,489,120/137,969,450
  6. Step 6: Final answer
    x = 654,204,090.58

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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.