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Finding the Third Proportional to 417,436 and 893,902

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Solution

The third proportional to 417,436 and 893,902 is: 1,914,211.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,436 : 893,902 = 893,902 : x
  2. Step 2: Convert to fraction form
    417,436/893,902 = 893,902/x
  3. Step 3: Cross multiply
    417,436x = 893,902 × 893,902
  4. Step 4: Simplify right side
    417,436x = 799,060,785,604
  5. Step 5: Solve for x
    x = 799,060,785,604/417,436
  6. Step 6: Final answer
    x = 1,914,211.49

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.