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Finding the Fourth Proportional to 291,996.85, 437,785.00 and 179,444.57

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Solution

The fourth proportional to 291,996.85, 437,785.00 and 179,444.57 is: 269,037.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,996.85 : 437,785.00 = 179,444.57 : x
  2. Step 2: Convert to fraction form
    291,996.85/437,785.00 = 179,444.57/x
  3. Step 3: Cross multiply
    291,996.85x = 437,785.00 × 179,444.57
  4. Step 4: Simplify right side
    291,996.85x = 78,558,139,449.29
  5. Step 5: Solve for x
    x = 78,558,139,449.29/291,996.85
  6. Step 6: Final answer
    x = 269,037.63

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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.