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Finding the Third Proportional to 190,356,324.75 and 256,835,377.13

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Solution

The third proportional to 190,356,324.75 and 256,835,377.13 is: 346,531,227.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,356,324.75 : 256,835,377.13 = 256,835,377.13 : x
  2. Step 2: Convert to fraction form
    190,356,324.75/256,835,377.13 = 256,835,377.13/x
  3. Step 3: Cross multiply
    190,356,324.75x = 256,835,377.13 × 256,835,377.13
  4. Step 4: Simplify right side
    190,356,324.75x = 65,964,410,942,940,976
  5. Step 5: Solve for x
    x = 65,964,410,942,940,976/190,356,324.75
  6. Step 6: Final answer
    x = 346,531,227.84

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These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.