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Finding the Third Proportional to 28,509.75 and 44,148.25

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Solution

The third proportional to 28,509.75 and 44,148.25 is: 68,364.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,509.75 : 44,148.25 = 44,148.25 : x
  2. Step 2: Convert to fraction form
    28,509.75/44,148.25 = 44,148.25/x
  3. Step 3: Cross multiply
    28,509.75x = 44,148.25 × 44,148.25
  4. Step 4: Simplify right side
    28,509.75x = 1,949,067,978.06
  5. Step 5: Solve for x
    x = 1,949,067,978.06/28,509.75
  6. Step 6: Final answer
    x = 68,364.96

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.