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Finding the Third Proportional to 876,942 and 1,889,244

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Solution

The third proportional to 876,942 and 1,889,244 is: 4,070,101.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,942 : 1,889,244 = 1,889,244 : x
  2. Step 2: Convert to fraction form
    876,942/1,889,244 = 1,889,244/x
  3. Step 3: Cross multiply
    876,942x = 1,889,244 × 1,889,244
  4. Step 4: Simplify right side
    876,942x = 3,569,242,891,536
  5. Step 5: Solve for x
    x = 3,569,242,891,536/876,942
  6. Step 6: Final answer
    x = 4,070,101.43

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.