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Finding the Fourth Proportional to 3,008.91, 4,512.53 and 1,449.93

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Solution

The fourth proportional to 3,008.91, 4,512.53 and 1,449.93 is: 2,174.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,008.91 : 4,512.53 = 1,449.93 : x
  2. Step 2: Convert to fraction form
    3,008.91/4,512.53 = 1,449.93/x
  3. Step 3: Cross multiply
    3,008.91x = 4,512.53 × 1,449.93
  4. Step 4: Simplify right side
    3,008.91x = 6,542,822.81
  5. Step 5: Solve for x
    x = 6,542,822.81/3,008.91
  6. Step 6: Final answer
    x = 2,174.49

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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.