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Finding the Fourth Proportional to 277,481.91, 382,926.06 and 150,157.56

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Solution

The fourth proportional to 277,481.91, 382,926.06 and 150,157.56 is: 207,217.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,481.91 : 382,926.06 = 150,157.56 : x
  2. Step 2: Convert to fraction form
    277,481.91/382,926.06 = 150,157.56/x
  3. Step 3: Cross multiply
    277,481.91x = 382,926.06 × 150,157.56
  4. Step 4: Simplify right side
    277,481.91x = 57,499,242,830.01
  5. Step 5: Solve for x
    x = 57,499,242,830.01/277,481.91
  6. Step 6: Final answer
    x = 207,217.99

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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.