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Finding the Fourth Proportional to 366,992.52, 550,489.64 and 100,756.68

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Solution

The fourth proportional to 366,992.52, 550,489.64 and 100,756.68 is: 151,135.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,992.52 : 550,489.64 = 100,756.68 : x
  2. Step 2: Convert to fraction form
    366,992.52/550,489.64 = 100,756.68/x
  3. Step 3: Cross multiply
    366,992.52x = 550,489.64 × 100,756.68
  4. Step 4: Simplify right side
    366,992.52x = 55,465,508,500.80
  5. Step 5: Solve for x
    x = 55,465,508,500.80/366,992.52
  6. Step 6: Final answer
    x = 151,135.26

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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.