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Finding the Fourth Proportional to 202,609.02, 303,890.49 and 54,853.50

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Solution

The fourth proportional to 202,609.02, 303,890.49 and 54,853.50 is: 82,274.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,609.02 : 303,890.49 = 54,853.50 : x
  2. Step 2: Convert to fraction form
    202,609.02/303,890.49 = 54,853.50/x
  3. Step 3: Cross multiply
    202,609.02x = 303,890.49 × 54,853.50
  4. Step 4: Simplify right side
    202,609.02x = 16,669,456,993.22
  5. Step 5: Solve for x
    x = 16,669,456,993.22/202,609.02
  6. Step 6: Final answer
    x = 82,274.01

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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.