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Finding the Fourth Proportional to 277,914.33, 383,524.79 and 163,194.33

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Solution

The fourth proportional to 277,914.33, 383,524.79 and 163,194.33 is: 225,209.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,914.33 : 383,524.79 = 163,194.33 : x
  2. Step 2: Convert to fraction form
    277,914.33/383,524.79 = 163,194.33/x
  3. Step 3: Cross multiply
    277,914.33x = 383,524.79 × 163,194.33
  4. Step 4: Simplify right side
    277,914.33x = 62,589,070,326.47
  5. Step 5: Solve for x
    x = 62,589,070,326.47/277,914.33
  6. Step 6: Final answer
    x = 225,209.94

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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.