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Finding the Fourth Proportional to 367,219.50, 550,832.32 and 100,994.62

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Solution

The fourth proportional to 367,219.50, 550,832.32 and 100,994.62 is: 151,492.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,219.50 : 550,832.32 = 100,994.62 : x
  2. Step 2: Convert to fraction form
    367,219.50/550,832.32 = 100,994.62/x
  3. Step 3: Cross multiply
    367,219.50x = 550,832.32 × 100,994.62
  4. Step 4: Simplify right side
    367,219.50x = 55,631,098,087.96
  5. Step 5: Solve for x
    x = 55,631,098,087.96/367,219.50
  6. Step 6: Final answer
    x = 151,492.77

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1.5x scale

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.