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Finding the Fourth Proportional to 294,693.85, 441,850.60 and 140,736.49

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Solution

The fourth proportional to 294,693.85, 441,850.60 and 140,736.49 is: 211,013.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,693.85 : 441,850.60 = 140,736.49 : x
  2. Step 2: Convert to fraction form
    294,693.85/441,850.60 = 140,736.49/x
  3. Step 3: Cross multiply
    294,693.85x = 441,850.60 × 140,736.49
  4. Step 4: Simplify right side
    294,693.85x = 62,184,500,828.05
  5. Step 5: Solve for x
    x = 62,184,500,828.05/294,693.85
  6. Step 6: Final answer
    x = 211,013.91

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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.