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Finding the Fourth Proportional to 8,355.56, 11,504.44 and 7,093.98

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Solution

The fourth proportional to 8,355.56, 11,504.44 and 7,093.98 is: 9,767.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,355.56 : 11,504.44 = 7,093.98 : x
  2. Step 2: Convert to fraction form
    8,355.56/11,504.44 = 7,093.98/x
  3. Step 3: Cross multiply
    8,355.56x = 11,504.44 × 7,093.98
  4. Step 4: Simplify right side
    8,355.56x = 81,612,267.27
  5. Step 5: Solve for x
    x = 81,612,267.27/8,355.56
  6. Step 6: Final answer
    x = 9,767.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.