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Finding the Fourth Proportional to 304,620.64, 454,750.28 and 264,773.44

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Solution

The fourth proportional to 304,620.64, 454,750.28 and 264,773.44 is: 395,264.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,620.64 : 454,750.28 = 264,773.44 : x
  2. Step 2: Convert to fraction form
    304,620.64/454,750.28 = 264,773.44/x
  3. Step 3: Cross multiply
    304,620.64x = 454,750.28 × 264,773.44
  4. Step 4: Simplify right side
    304,620.64x = 120,405,795,976.56
  5. Step 5: Solve for x
    x = 120,405,795,976.56/304,620.64
  6. Step 6: Final answer
    x = 395,264.73

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.