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Finding the Third Proportional to 115,559.16 and 173,611.41

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Solution

The third proportional to 115,559.16 and 173,611.41 is: 260,826.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,559.16 : 173,611.41 = 173,611.41 : x
  2. Step 2: Convert to fraction form
    115,559.16/173,611.41 = 173,611.41/x
  3. Step 3: Cross multiply
    115,559.16x = 173,611.41 × 173,611.41
  4. Step 4: Simplify right side
    115,559.16x = 30,140,920,380.10
  5. Step 5: Solve for x
    x = 30,140,920,380.10/115,559.16
  6. Step 6: Final answer
    x = 260,826.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.