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Finding the Third Proportional to 854,972 and 1,334,218

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Solution

The third proportional to 854,972 and 1,334,218 is: 2,082,100.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,972 : 1,334,218 = 1,334,218 : x
  2. Step 2: Convert to fraction form
    854,972/1,334,218 = 1,334,218/x
  3. Step 3: Cross multiply
    854,972x = 1,334,218 × 1,334,218
  4. Step 4: Simplify right side
    854,972x = 1,780,137,671,524
  5. Step 5: Solve for x
    x = 1,780,137,671,524/854,972
  6. Step 6: Final answer
    x = 2,082,100.55

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.