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Finding the Fourth Proportional to 3,479.07, 5,212.46 and 1,832.00

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Solution

The fourth proportional to 3,479.07, 5,212.46 and 1,832.00 is: 2,744.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,479.07 : 5,212.46 = 1,832.00 : x
  2. Step 2: Convert to fraction form
    3,479.07/5,212.46 = 1,832.00/x
  3. Step 3: Cross multiply
    3,479.07x = 5,212.46 × 1,832.00
  4. Step 4: Simplify right side
    3,479.07x = 9,549,205.24
  5. Step 5: Solve for x
    x = 9,549,205.24/3,479.07
  6. Step 6: Final answer
    x = 2,744.76

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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.