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Finding the Fourth Proportional to 277,485.67, 382,930.22 and 150,161.26

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Solution

The fourth proportional to 277,485.67, 382,930.22 and 150,161.26 is: 207,222.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,485.67 : 382,930.22 = 150,161.26 : x
  2. Step 2: Convert to fraction form
    277,485.67/382,930.22 = 150,161.26/x
  3. Step 3: Cross multiply
    277,485.67x = 382,930.22 × 150,161.26
  4. Step 4: Simplify right side
    277,485.67x = 57,501,284,327.28
  5. Step 5: Solve for x
    x = 57,501,284,327.28/277,485.67
  6. Step 6: Final answer
    x = 207,222.54

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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.