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Finding the Fourth Proportional to 300,607.92, 451,077.84 and 167,563.08

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Solution

The fourth proportional to 300,607.92, 451,077.84 and 167,563.08 is: 251,437.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,607.92 : 451,077.84 = 167,563.08 : x
  2. Step 2: Convert to fraction form
    300,607.92/451,077.84 = 167,563.08/x
  3. Step 3: Cross multiply
    300,607.92x = 451,077.84 × 167,563.08
  4. Step 4: Simplify right side
    300,607.92x = 75,583,992,190.15
  5. Step 5: Solve for x
    x = 75,583,992,190.15/300,607.92
  6. Step 6: Final answer
    x = 251,437.13

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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.