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Finding the Third Proportional to 412,186,444 and 888,941,144

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Solution

The third proportional to 412,186,444 and 888,941,144 is: 1,917,133,299.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,186,444 : 888,941,144 = 888,941,144 : x
  2. Step 2: Convert to fraction form
    412,186,444/888,941,144 = 888,941,144/x
  3. Step 3: Cross multiply
    412,186,444x = 888,941,144 × 888,941,144
  4. Step 4: Simplify right side
    412,186,444x = 790,216,357,496,028,672
  5. Step 5: Solve for x
    x = 790,216,357,496,028,672/412,186,444
  6. Step 6: Final answer
    x = 1,917,133,299.75

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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.