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Finding the Third Proportional to 240,626 and 487,093

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Solution

The third proportional to 240,626 and 487,093 is: 986,009.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,626 : 487,093 = 487,093 : x
  2. Step 2: Convert to fraction form
    240,626/487,093 = 487,093/x
  3. Step 3: Cross multiply
    240,626x = 487,093 × 487,093
  4. Step 4: Simplify right side
    240,626x = 237,259,590,649
  5. Step 5: Solve for x
    x = 237,259,590,649/240,626
  6. Step 6: Final answer
    x = 986,009.79

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Why These Related Problems?

These problems maintain the same ratio (2.02) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.