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Finding the Fourth Proportional to 3,197.48, 4,796.48 and 888.98

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Solution

The fourth proportional to 3,197.48, 4,796.48 and 888.98 is: 1,333.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,197.48 : 4,796.48 = 888.98 : x
  2. Step 2: Convert to fraction form
    3,197.48/4,796.48 = 888.98/x
  3. Step 3: Cross multiply
    3,197.48x = 4,796.48 × 888.98
  4. Step 4: Simplify right side
    3,197.48x = 4,263,974.79
  5. Step 5: Solve for x
    x = 4,263,974.79/3,197.48
  6. Step 6: Final answer
    x = 1,333.54

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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.