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Finding the Third Proportional to 361,067.63 and 515,737.13

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Solution

The third proportional to 361,067.63 and 515,737.13 is: 736,661.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,067.63 : 515,737.13 = 515,737.13 : x
  2. Step 2: Convert to fraction form
    361,067.63/515,737.13 = 515,737.13/x
  3. Step 3: Cross multiply
    361,067.63x = 515,737.13 × 515,737.13
  4. Step 4: Simplify right side
    361,067.63x = 265,984,782,103.27
  5. Step 5: Solve for x
    x = 265,984,782,103.27/361,067.63
  6. Step 6: Final answer
    x = 736,661.95

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.