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Finding the Fourth Proportional to 2,322.88, 3,205.37 and 1,328.00

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Solution

The fourth proportional to 2,322.88, 3,205.37 and 1,328.00 is: 1,832.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,322.88 : 3,205.37 = 1,328.00 : x
  2. Step 2: Convert to fraction form
    2,322.88/3,205.37 = 1,328.00/x
  3. Step 3: Cross multiply
    2,322.88x = 3,205.37 × 1,328.00
  4. Step 4: Simplify right side
    2,322.88x = 4,256,718.65
  5. Step 5: Solve for x
    x = 4,256,718.65/2,322.88
  6. Step 6: Final answer
    x = 1,832.52

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.