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Finding the Third Proportional to 395,826.75 and 613,168.88

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Solution

The third proportional to 395,826.75 and 613,168.88 is: 949,850.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,826.75 : 613,168.88 = 613,168.88 : x
  2. Step 2: Convert to fraction form
    395,826.75/613,168.88 = 613,168.88/x
  3. Step 3: Cross multiply
    395,826.75x = 613,168.88 × 613,168.88
  4. Step 4: Simplify right side
    395,826.75x = 375,976,069,268.77
  5. Step 5: Solve for x
    x = 375,976,069,268.77/395,826.75
  6. Step 6: Final answer
    x = 949,850.08

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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.