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Finding the Fourth Proportional to 2,433, 3,357.44 and 1,370.79

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Solution

The fourth proportional to 2,433, 3,357.44 and 1,370.79 is: 1,891.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,433 : 3,357.44 = 1,370.79 : x
  2. Step 2: Convert to fraction form
    2,433/3,357.44 = 1,370.79/x
  3. Step 3: Cross multiply
    2,433x = 3,357.44 × 1,370.79
  4. Step 4: Simplify right side
    2,433x = 4,602,338.32
  5. Step 5: Solve for x
    x = 4,602,338.32/2,433
  6. Step 6: Final answer
    x = 1,891.63

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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.