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Finding the Fourth Proportional to 2,804.68, 4,200.63 and 1,344.87

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Solution

The fourth proportional to 2,804.68, 4,200.63 and 1,344.87 is: 2,014.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,804.68 : 4,200.63 = 1,344.87 : x
  2. Step 2: Convert to fraction form
    2,804.68/4,200.63 = 1,344.87/x
  3. Step 3: Cross multiply
    2,804.68x = 4,200.63 × 1,344.87
  4. Step 4: Simplify right side
    2,804.68x = 5,649,301.27
  5. Step 5: Solve for x
    x = 5,649,301.27/2,804.68
  6. Step 6: Final answer
    x = 2,014.24

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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.