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Finding the Fourth Proportional to 246,676.50, 370,073.25 and 80,464.50

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Solution

The fourth proportional to 246,676.50, 370,073.25 and 80,464.50 is: 120,715.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,676.50 : 370,073.25 = 80,464.50 : x
  2. Step 2: Convert to fraction form
    246,676.50/370,073.25 = 80,464.50/x
  3. Step 3: Cross multiply
    246,676.50x = 370,073.25 × 80,464.50
  4. Step 4: Simplify right side
    246,676.50x = 29,777,759,024.63
  5. Step 5: Solve for x
    x = 29,777,759,024.63/246,676.50
  6. Step 6: Final answer
    x = 120,715.83

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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.