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Finding the Fourth Proportional to 273,836.86, 409,756.14 and 161,570.86

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Solution

The fourth proportional to 273,836.86, 409,756.14 and 161,570.86 is: 241,766.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,836.86 : 409,756.14 = 161,570.86 : x
  2. Step 2: Convert to fraction form
    273,836.86/409,756.14 = 161,570.86/x
  3. Step 3: Cross multiply
    273,836.86x = 409,756.14 × 161,570.86
  4. Step 4: Simplify right side
    273,836.86x = 66,204,651,930.08
  5. Step 5: Solve for x
    x = 66,204,651,930.08/273,836.86
  6. Step 6: Final answer
    x = 241,766.77

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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.