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Finding the Third Proportional to 172,629,752.25 and 369,882,937.50

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Solution

The third proportional to 172,629,752.25 and 369,882,937.50 is: 792,524,959.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,629,752.25 : 369,882,937.50 = 369,882,937.50 : x
  2. Step 2: Convert to fraction form
    172,629,752.25/369,882,937.50 = 369,882,937.50/x
  3. Step 3: Cross multiply
    172,629,752.25x = 369,882,937.50 × 369,882,937.50
  4. Step 4: Simplify right side
    172,629,752.25x = 136,813,387,453,628,912
  5. Step 5: Solve for x
    x = 136,813,387,453,628,912/172,629,752.25
  6. Step 6: Final answer
    x = 792,524,959.75

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.