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Finding the Fourth Proportional to 301,187.88, 451,797 and 76,550.52

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Solution

The fourth proportional to 301,187.88, 451,797 and 76,550.52 is: 114,829.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,187.88 : 451,797 = 76,550.52 : x
  2. Step 2: Convert to fraction form
    301,187.88/451,797 = 76,550.52/x
  3. Step 3: Cross multiply
    301,187.88x = 451,797 × 76,550.52
  4. Step 4: Simplify right side
    301,187.88x = 34,585,295,284.44
  5. Step 5: Solve for x
    x = 34,585,295,284.44/301,187.88
  6. Step 6: Final answer
    x = 114,829.64

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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.