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Finding the Fourth Proportional to 297,878.22, 446,676.91 and 108,204.88

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Solution

The fourth proportional to 297,878.22, 446,676.91 and 108,204.88 is: 162,256.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,878.22 : 446,676.91 = 108,204.88 : x
  2. Step 2: Convert to fraction form
    297,878.22/446,676.91 = 108,204.88/x
  3. Step 3: Cross multiply
    297,878.22x = 446,676.91 × 108,204.88
  4. Step 4: Simplify right side
    297,878.22x = 48,332,620,328.63
  5. Step 5: Solve for x
    x = 48,332,620,328.63/297,878.22
  6. Step 6: Final answer
    x = 162,256.31

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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.