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Finding the Fourth Proportional to 297,768.06, 446,556.08 and 98,040.88

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Solution

The fourth proportional to 297,768.06, 446,556.08 and 98,040.88 is: 147,029.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,768.06 : 446,556.08 = 98,040.88 : x
  2. Step 2: Convert to fraction form
    297,768.06/446,556.08 = 98,040.88/x
  3. Step 3: Cross multiply
    297,768.06x = 446,556.08 × 98,040.88
  4. Step 4: Simplify right side
    297,768.06x = 43,780,751,052.55
  5. Step 5: Solve for x
    x = 43,780,751,052.55/297,768.06
  6. Step 6: Final answer
    x = 147,029.71

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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.