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Finding the Fourth Proportional to 3,011.11, 4,510.11 and 2,485.23

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Solution

The fourth proportional to 3,011.11, 4,510.11 and 2,485.23 is: 3,722.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,011.11 : 4,510.11 = 2,485.23 : x
  2. Step 2: Convert to fraction form
    3,011.11/4,510.11 = 2,485.23/x
  3. Step 3: Cross multiply
    3,011.11x = 4,510.11 × 2,485.23
  4. Step 4: Simplify right side
    3,011.11x = 11,208,660.68
  5. Step 5: Solve for x
    x = 11,208,660.68/3,011.11
  6. Step 6: Final answer
    x = 3,722.43

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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.