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Finding the Fourth Proportional to 2,804.44, 4,208.88 and 1,571.64

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Solution

The fourth proportional to 2,804.44, 4,208.88 and 1,571.64 is: 2,358.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,804.44 : 4,208.88 = 1,571.64 : x
  2. Step 2: Convert to fraction form
    2,804.44/4,208.88 = 1,571.64/x
  3. Step 3: Cross multiply
    2,804.44x = 4,208.88 × 1,571.64
  4. Step 4: Simplify right side
    2,804.44x = 6,614,844.16
  5. Step 5: Solve for x
    x = 6,614,844.16/2,804.44
  6. Step 6: Final answer
    x = 2,358.70

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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.