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Finding the Fourth Proportional to 5,895.90, 8,839.53 and 2,198.12

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Solution

The fourth proportional to 5,895.90, 8,839.53 and 2,198.12 is: 3,295.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,895.90 : 8,839.53 = 2,198.12 : x
  2. Step 2: Convert to fraction form
    5,895.90/8,839.53 = 2,198.12/x
  3. Step 3: Cross multiply
    5,895.90x = 8,839.53 × 2,198.12
  4. Step 4: Simplify right side
    5,895.90x = 19,430,303.49
  5. Step 5: Solve for x
    x = 19,430,303.49/5,895.90
  6. Step 6: Final answer
    x = 3,295.56

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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.