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Finding the Fourth Proportional to 277,676.31, 383,193.59 and 150,351.60

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Solution

The fourth proportional to 277,676.31, 383,193.59 and 150,351.60 is: 207,485.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,676.31 : 383,193.59 = 150,351.60 : x
  2. Step 2: Convert to fraction form
    277,676.31/383,193.59 = 150,351.60/x
  3. Step 3: Cross multiply
    277,676.31x = 383,193.59 × 150,351.60
  4. Step 4: Simplify right side
    277,676.31x = 57,613,769,366.24
  5. Step 5: Solve for x
    x = 57,613,769,366.24/277,676.31
  6. Step 6: Final answer
    x = 207,485.36

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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.