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Finding the Third Proportional to 412,186,517 and 888,941,283

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Solution

The third proportional to 412,186,517 and 888,941,283 is: 1,917,133,559.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,186,517 : 888,941,283 = 888,941,283 : x
  2. Step 2: Convert to fraction form
    412,186,517/888,941,283 = 888,941,283/x
  3. Step 3: Cross multiply
    412,186,517x = 888,941,283 × 888,941,283
  4. Step 4: Simplify right side
    412,186,517x = 790,216,604,621,686,144
  5. Step 5: Solve for x
    x = 790,216,604,621,686,144/412,186,517
  6. Step 6: Final answer
    x = 1,917,133,559.76

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.