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Finding the Fourth Proportional to 468,984.54, 703,477.09 and 329,366.46

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Solution

The fourth proportional to 468,984.54, 703,477.09 and 329,366.46 is: 494,049.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,984.54 : 703,477.09 = 329,366.46 : x
  2. Step 2: Convert to fraction form
    468,984.54/703,477.09 = 329,366.46/x
  3. Step 3: Cross multiply
    468,984.54x = 703,477.09 × 329,366.46
  4. Step 4: Simplify right side
    468,984.54x = 231,701,759,759.68
  5. Step 5: Solve for x
    x = 231,701,759,759.68/468,984.54
  6. Step 6: Final answer
    x = 494,049.89

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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.