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Finding the Fourth Proportional to 3,333.12, 4,600.08 and 2,074.08

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Solution

The fourth proportional to 3,333.12, 4,600.08 and 2,074.08 is: 2,862.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,333.12 : 4,600.08 = 2,074.08 : x
  2. Step 2: Convert to fraction form
    3,333.12/4,600.08 = 2,074.08/x
  3. Step 3: Cross multiply
    3,333.12x = 4,600.08 × 2,074.08
  4. Step 4: Simplify right side
    3,333.12x = 9,540,933.93
  5. Step 5: Solve for x
    x = 9,540,933.93/3,333.12
  6. Step 6: Final answer
    x = 2,862.46

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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.