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Finding the Third Proportional to 386,982 and 597,961

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Solution

The third proportional to 386,982 and 597,961 is: 923,963.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,982 : 597,961 = 597,961 : x
  2. Step 2: Convert to fraction form
    386,982/597,961 = 597,961/x
  3. Step 3: Cross multiply
    386,982x = 597,961 × 597,961
  4. Step 4: Simplify right side
    386,982x = 357,557,357,521
  5. Step 5: Solve for x
    x = 357,557,357,521/386,982
  6. Step 6: Final answer
    x = 923,963.80

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.