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Finding the Fourth Proportional to 494,314.56, 741,530.16 and 370,442.88

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Solution

The fourth proportional to 494,314.56, 741,530.16 and 370,442.88 is: 555,708.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,314.56 : 741,530.16 = 370,442.88 : x
  2. Step 2: Convert to fraction form
    494,314.56/741,530.16 = 370,442.88/x
  3. Step 3: Cross multiply
    494,314.56x = 741,530.16 × 370,442.88
  4. Step 4: Simplify right side
    494,314.56x = 274,694,568,077.26
  5. Step 5: Solve for x
    x = 274,694,568,077.26/494,314.56
  6. Step 6: Final answer
    x = 555,708.03

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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.