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Finding the Fourth Proportional to 8,846.41, 13,266.79 and 2,922.19

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Solution

The fourth proportional to 8,846.41, 13,266.79 and 2,922.19 is: 4,382.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,846.41 : 13,266.79 = 2,922.19 : x
  2. Step 2: Convert to fraction form
    8,846.41/13,266.79 = 2,922.19/x
  3. Step 3: Cross multiply
    8,846.41x = 13,266.79 × 2,922.19
  4. Step 4: Simplify right side
    8,846.41x = 38,768,081.07
  5. Step 5: Solve for x
    x = 38,768,081.07/8,846.41
  6. Step 6: Final answer
    x = 4,382.35

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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.