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Finding the Third Proportional to 16,745.63 and 28,520.44

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Solution

The third proportional to 16,745.63 and 28,520.44 is: 48,574.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,745.63 : 28,520.44 = 28,520.44 : x
  2. Step 2: Convert to fraction form
    16,745.63/28,520.44 = 28,520.44/x
  3. Step 3: Cross multiply
    16,745.63x = 28,520.44 × 28,520.44
  4. Step 4: Simplify right side
    16,745.63x = 813,415,355.19
  5. Step 5: Solve for x
    x = 813,415,355.19/16,745.63
  6. Step 6: Final answer
    x = 48,574.80

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Why These Related Problems?

These problems maintain the same ratio (1.70) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.