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Finding the Third Proportional to 185,444 and 400,452

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Solution

The third proportional to 185,444 and 400,452 is: 864,745.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,444 : 400,452 = 400,452 : x
  2. Step 2: Convert to fraction form
    185,444/400,452 = 400,452/x
  3. Step 3: Cross multiply
    185,444x = 400,452 × 400,452
  4. Step 4: Simplify right side
    185,444x = 160,361,804,304
  5. Step 5: Solve for x
    x = 160,361,804,304/185,444
  6. Step 6: Final answer
    x = 864,745.18

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.