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Finding the Third Proportional to 186,934,676 and 409,049,435

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Solution

The third proportional to 186,934,676 and 409,049,435 is: 895,079,735.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,934,676 : 409,049,435 = 409,049,435 : x
  2. Step 2: Convert to fraction form
    186,934,676/409,049,435 = 409,049,435/x
  3. Step 3: Cross multiply
    186,934,676x = 409,049,435 × 409,049,435
  4. Step 4: Simplify right side
    186,934,676x = 167,321,440,273,819,232
  5. Step 5: Solve for x
    x = 167,321,440,273,819,232/186,934,676
  6. Step 6: Final answer
    x = 895,079,735.09

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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.