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Finding the Fourth Proportional to 225,285.66, 337,647.60 and 197,138.88

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Solution

The fourth proportional to 225,285.66, 337,647.60 and 197,138.88 is: 295,462.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,285.66 : 337,647.60 = 197,138.88 : x
  2. Step 2: Convert to fraction form
    225,285.66/337,647.60 = 197,138.88/x
  3. Step 3: Cross multiply
    225,285.66x = 337,647.60 × 197,138.88
  4. Step 4: Simplify right side
    225,285.66x = 66,563,469,698.69
  5. Step 5: Solve for x
    x = 66,563,469,698.69/225,285.66
  6. Step 6: Final answer
    x = 295,462.52

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1.5x scale

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.