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Finding the Third Proportional to 87,616,957.50 and 186,961,176

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Solution

The third proportional to 87,616,957.50 and 186,961,176 is: 398,946,531.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,616,957.50 : 186,961,176 = 186,961,176 : x
  2. Step 2: Convert to fraction form
    87,616,957.50/186,961,176 = 186,961,176/x
  3. Step 3: Cross multiply
    87,616,957.50x = 186,961,176 × 186,961,176
  4. Step 4: Simplify right side
    87,616,957.50x = 34,954,481,331,302,976
  5. Step 5: Solve for x
    x = 34,954,481,331,302,976/87,616,957.50
  6. Step 6: Final answer
    x = 398,946,531.91

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.