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Finding the Fourth Proportional to 2,149.94, 3,224.90 and 589.95

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Solution

The fourth proportional to 2,149.94, 3,224.90 and 589.95 is: 884.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,149.94 : 3,224.90 = 589.95 : x
  2. Step 2: Convert to fraction form
    2,149.94/3,224.90 = 589.95/x
  3. Step 3: Cross multiply
    2,149.94x = 3,224.90 × 589.95
  4. Step 4: Simplify right side
    2,149.94x = 1,902,529.76
  5. Step 5: Solve for x
    x = 1,902,529.76/2,149.94
  6. Step 6: Final answer
    x = 884.92

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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.