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Finding the Third Proportional to 635,354 and 987,883

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Solution

The third proportional to 635,354 and 987,883 is: 1,536,014.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,354 : 987,883 = 987,883 : x
  2. Step 2: Convert to fraction form
    635,354/987,883 = 987,883/x
  3. Step 3: Cross multiply
    635,354x = 987,883 × 987,883
  4. Step 4: Simplify right side
    635,354x = 975,912,821,689
  5. Step 5: Solve for x
    x = 975,912,821,689/635,354
  6. Step 6: Final answer
    x = 1,536,014.29

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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.