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Finding the Third Proportional to 412,186,445 and 888,941,139

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Solution

The third proportional to 412,186,445 and 888,941,139 is: 1,917,133,273.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,186,445 : 888,941,139 = 888,941,139 : x
  2. Step 2: Convert to fraction form
    412,186,445/888,941,139 = 888,941,139/x
  3. Step 3: Cross multiply
    412,186,445x = 888,941,139 × 888,941,139
  4. Step 4: Simplify right side
    412,186,445x = 790,216,348,606,617,344
  5. Step 5: Solve for x
    x = 790,216,348,606,617,344/412,186,445
  6. Step 6: Final answer
    x = 1,917,133,273.53

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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.