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Finding the Third Proportional to 368,282 and 557,404

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Solution

The third proportional to 368,282 and 557,404 is: 843,644.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,282 : 557,404 = 557,404 : x
  2. Step 2: Convert to fraction form
    368,282/557,404 = 557,404/x
  3. Step 3: Cross multiply
    368,282x = 557,404 × 557,404
  4. Step 4: Simplify right side
    368,282x = 310,699,219,216
  5. Step 5: Solve for x
    x = 310,699,219,216/368,282
  6. Step 6: Final answer
    x = 843,644.87

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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.