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Finding the Fourth Proportional to 334,608.49, 501,303.78 and 298,736.23

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Solution

The fourth proportional to 334,608.49, 501,303.78 and 298,736.23 is: 447,560.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,608.49 : 501,303.78 = 298,736.23 : x
  2. Step 2: Convert to fraction form
    334,608.49/501,303.78 = 298,736.23/x
  3. Step 3: Cross multiply
    334,608.49x = 501,303.78 × 298,736.23
  4. Step 4: Simplify right side
    334,608.49x = 149,757,597,321.75
  5. Step 5: Solve for x
    x = 149,757,597,321.75/334,608.49
  6. Step 6: Final answer
    x = 447,560.66

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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.