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Finding the Third Proportional to 502,890 and 1,084,512

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Solution

The third proportional to 502,890 and 1,084,512 is: 2,338,814.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,890 : 1,084,512 = 1,084,512 : x
  2. Step 2: Convert to fraction form
    502,890/1,084,512 = 1,084,512/x
  3. Step 3: Cross multiply
    502,890x = 1,084,512 × 1,084,512
  4. Step 4: Simplify right side
    502,890x = 1,176,166,278,144
  5. Step 5: Solve for x
    x = 1,176,166,278,144/502,890
  6. Step 6: Final answer
    x = 2,338,814.21

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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.