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Finding the Fourth Proportional to 322,194.69, 444,628.70 and 178,968.06

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Solution

The fourth proportional to 322,194.69, 444,628.70 and 178,968.06 is: 246,975.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,194.69 : 444,628.70 = 178,968.06 : x
  2. Step 2: Convert to fraction form
    322,194.69/444,628.70 = 178,968.06/x
  3. Step 3: Cross multiply
    322,194.69x = 444,628.70 × 178,968.06
  4. Step 4: Simplify right side
    322,194.69x = 79,574,335,859.32
  5. Step 5: Solve for x
    x = 79,574,335,859.32/322,194.69
  6. Step 6: Final answer
    x = 246,975.94

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1.5x scale

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.