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Finding the Fourth Proportional to 3,996.34, 5,995.68 and 2,049.90

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Solution

The fourth proportional to 3,996.34, 5,995.68 and 2,049.90 is: 3,075.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,996.34 : 5,995.68 = 2,049.90 : x
  2. Step 2: Convert to fraction form
    3,996.34/5,995.68 = 2,049.90/x
  3. Step 3: Cross multiply
    3,996.34x = 5,995.68 × 2,049.90
  4. Step 4: Simplify right side
    3,996.34x = 12,290,544.43
  5. Step 5: Solve for x
    x = 12,290,544.43/3,996.34
  6. Step 6: Final answer
    x = 3,075.45

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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.