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Finding the Fourth Proportional to 3,374.58, 4,659.06 and 2,199

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Solution

The fourth proportional to 3,374.58, 4,659.06 and 2,199 is: 3,036.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,374.58 : 4,659.06 = 2,199 : x
  2. Step 2: Convert to fraction form
    3,374.58/4,659.06 = 2,199/x
  3. Step 3: Cross multiply
    3,374.58x = 4,659.06 × 2,199
  4. Step 4: Simplify right side
    3,374.58x = 10,245,272.94
  5. Step 5: Solve for x
    x = 10,245,272.94/3,374.58
  6. Step 6: Final answer
    x = 3,036.01

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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.