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Finding the Fourth Proportional to 277,843.39, 414,324.78 and 275,317.27

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Solution

The fourth proportional to 277,843.39, 414,324.78 and 275,317.27 is: 410,557.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,843.39 : 414,324.78 = 275,317.27 : x
  2. Step 2: Convert to fraction form
    277,843.39/414,324.78 = 275,317.27/x
  3. Step 3: Cross multiply
    277,843.39x = 414,324.78 × 275,317.27
  4. Step 4: Simplify right side
    277,843.39x = 114,070,767,322.95
  5. Step 5: Solve for x
    x = 114,070,767,322.95/277,843.39
  6. Step 6: Final answer
    x = 410,557.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.