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Finding the Fourth Proportional to 2,179.99, 3,008.11 and 1,473.37

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Solution

The fourth proportional to 2,179.99, 3,008.11 and 1,473.37 is: 2,033.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,179.99 : 3,008.11 = 1,473.37 : x
  2. Step 2: Convert to fraction form
    2,179.99/3,008.11 = 1,473.37/x
  3. Step 3: Cross multiply
    2,179.99x = 3,008.11 × 1,473.37
  4. Step 4: Simplify right side
    2,179.99x = 4,432,040.31
  5. Step 5: Solve for x
    x = 4,432,040.31/2,179.99
  6. Step 6: Final answer
    x = 2,033.06

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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.