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Finding the Fourth Proportional to 372,094.74, 557,500.17 and 203,736.24

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Solution

The fourth proportional to 372,094.74, 557,500.17 and 203,736.24 is: 305,252.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,094.74 : 557,500.17 = 203,736.24 : x
  2. Step 2: Convert to fraction form
    372,094.74/557,500.17 = 203,736.24/x
  3. Step 3: Cross multiply
    372,094.74x = 557,500.17 × 203,736.24
  4. Step 4: Simplify right side
    372,094.74x = 113,582,988,435.16
  5. Step 5: Solve for x
    x = 113,582,988,435.16/372,094.74
  6. Step 6: Final answer
    x = 305,252.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.