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Finding the Fourth Proportional to 9,841.14, 13,571.91 and 6,482.73

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Solution

The fourth proportional to 9,841.14, 13,571.91 and 6,482.73 is: 8,940.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,841.14 : 13,571.91 = 6,482.73 : x
  2. Step 2: Convert to fraction form
    9,841.14/13,571.91 = 6,482.73/x
  3. Step 3: Cross multiply
    9,841.14x = 13,571.91 × 6,482.73
  4. Step 4: Simplify right side
    9,841.14x = 87,983,028.11
  5. Step 5: Solve for x
    x = 87,983,028.11/9,841.14
  6. Step 6: Final answer
    x = 8,940.33

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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.