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Finding the Fourth Proportional to 248,277.88, 372,195.28 and 206,500.68

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Solution

The fourth proportional to 248,277.88, 372,195.28 and 206,500.68 is: 309,566.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,277.88 : 372,195.28 = 206,500.68 : x
  2. Step 2: Convert to fraction form
    248,277.88/372,195.28 = 206,500.68/x
  3. Step 3: Cross multiply
    248,277.88x = 372,195.28 × 206,500.68
  4. Step 4: Simplify right side
    248,277.88x = 76,858,578,412.79
  5. Step 5: Solve for x
    x = 76,858,578,412.79/248,277.88
  6. Step 6: Final answer
    x = 309,566.76

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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.