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Finding the Third Proportional to 368,392 and 793,458

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Solution

The third proportional to 368,392 and 793,458 is: 1,708,982.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,392 : 793,458 = 793,458 : x
  2. Step 2: Convert to fraction form
    368,392/793,458 = 793,458/x
  3. Step 3: Cross multiply
    368,392x = 793,458 × 793,458
  4. Step 4: Simplify right side
    368,392x = 629,575,597,764
  5. Step 5: Solve for x
    x = 629,575,597,764/368,392
  6. Step 6: Final answer
    x = 1,708,982.82

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.