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Finding the Fourth Proportional to 244,551.20, 366,879.60 and 76,068.32

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Solution

The fourth proportional to 244,551.20, 366,879.60 and 76,068.32 is: 114,118.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,551.20 : 366,879.60 = 76,068.32 : x
  2. Step 2: Convert to fraction form
    244,551.20/366,879.60 = 76,068.32/x
  3. Step 3: Cross multiply
    244,551.20x = 366,879.60 × 76,068.32
  4. Step 4: Simplify right side
    244,551.20x = 27,907,914,814.27
  5. Step 5: Solve for x
    x = 27,907,914,814.27/244,551.20
  6. Step 6: Final answer
    x = 114,118.90

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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.