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Finding the Fourth Proportional to 367,219.37, 550,832.13 and 100,994.49

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Solution

The fourth proportional to 367,219.37, 550,832.13 and 100,994.49 is: 151,492.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,219.37 : 550,832.13 = 100,994.49 : x
  2. Step 2: Convert to fraction form
    367,219.37/550,832.13 = 100,994.49/x
  3. Step 3: Cross multiply
    367,219.37x = 550,832.13 × 100,994.49
  4. Step 4: Simplify right side
    367,219.37x = 55,631,010,044.96
  5. Step 5: Solve for x
    x = 55,631,010,044.96/367,219.37
  6. Step 6: Final answer
    x = 151,492.58

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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.