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Finding the Fourth Proportional to 3,133.64, 4,324.44 and 1,736.38

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Solution

The fourth proportional to 3,133.64, 4,324.44 and 1,736.38 is: 2,396.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,133.64 : 4,324.44 = 1,736.38 : x
  2. Step 2: Convert to fraction form
    3,133.64/4,324.44 = 1,736.38/x
  3. Step 3: Cross multiply
    3,133.64x = 4,324.44 × 1,736.38
  4. Step 4: Simplify right side
    3,133.64x = 7,508,871.13
  5. Step 5: Solve for x
    x = 7,508,871.13/3,133.64
  6. Step 6: Final answer
    x = 2,396.21

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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.