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Finding the Fourth Proportional to 2,998.42, 4,497.48 and 1,150.42

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Solution

The fourth proportional to 2,998.42, 4,497.48 and 1,150.42 is: 1,725.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,998.42 : 4,497.48 = 1,150.42 : x
  2. Step 2: Convert to fraction form
    2,998.42/4,497.48 = 1,150.42/x
  3. Step 3: Cross multiply
    2,998.42x = 4,497.48 × 1,150.42
  4. Step 4: Simplify right side
    2,998.42x = 5,173,990.94
  5. Step 5: Solve for x
    x = 5,173,990.94/2,998.42
  6. Step 6: Final answer
    x = 1,725.57

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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.