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Finding the Fourth Proportional to 544,901.67, 751,968 and 303,194.43

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Solution

The fourth proportional to 544,901.67, 751,968 and 303,194.43 is: 418,410.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,901.67 : 751,968 = 303,194.43 : x
  2. Step 2: Convert to fraction form
    544,901.67/751,968 = 303,194.43/x
  3. Step 3: Cross multiply
    544,901.67x = 751,968 × 303,194.43
  4. Step 4: Simplify right side
    544,901.67x = 227,992,509,138.24
  5. Step 5: Solve for x
    x = 227,992,509,138.24/544,901.67
  6. Step 6: Final answer
    x = 418,410.37

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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.