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Finding the Third Proportional to 246,858 and 349,497

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Solution

The third proportional to 246,858 and 349,497 is: 494,811.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,858 : 349,497 = 349,497 : x
  2. Step 2: Convert to fraction form
    246,858/349,497 = 349,497/x
  3. Step 3: Cross multiply
    246,858x = 349,497 × 349,497
  4. Step 4: Simplify right side
    246,858x = 122,148,153,009
  5. Step 5: Solve for x
    x = 122,148,153,009/246,858
  6. Step 6: Final answer
    x = 494,811.40

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Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.