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Finding the Fourth Proportional to 264,568.75, 364,757.45 and 190,919.37

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Solution

The fourth proportional to 264,568.75, 364,757.45 and 190,919.37 is: 263,218.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,568.75 : 364,757.45 = 190,919.37 : x
  2. Step 2: Convert to fraction form
    264,568.75/364,757.45 = 190,919.37/x
  3. Step 3: Cross multiply
    264,568.75x = 364,757.45 × 190,919.37
  4. Step 4: Simplify right side
    264,568.75x = 69,639,262,556.81
  5. Step 5: Solve for x
    x = 69,639,262,556.81/264,568.75
  6. Step 6: Final answer
    x = 263,218.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.