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Finding the Fourth Proportional to 5,984.80, 8,977.82 and 2,290.14

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Solution

The fourth proportional to 5,984.80, 8,977.82 and 2,290.14 is: 3,435.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,984.80 : 8,977.82 = 2,290.14 : x
  2. Step 2: Convert to fraction form
    5,984.80/8,977.82 = 2,290.14/x
  3. Step 3: Cross multiply
    5,984.80x = 8,977.82 × 2,290.14
  4. Step 4: Simplify right side
    5,984.80x = 20,560,466.13
  5. Step 5: Solve for x
    x = 20,560,466.13/5,984.80
  6. Step 6: Final answer
    x = 3,435.45

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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.