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Finding the Fourth Proportional to 202,297.77, 303,446.39 and 54,553.77

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Solution

The fourth proportional to 202,297.77, 303,446.39 and 54,553.77 is: 81,830.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,297.77 : 303,446.39 = 54,553.77 : x
  2. Step 2: Convert to fraction form
    202,297.77/303,446.39 = 54,553.77/x
  3. Step 3: Cross multiply
    202,297.77x = 303,446.39 × 54,553.77
  4. Step 4: Simplify right side
    202,297.77x = 16,554,144,294.62
  5. Step 5: Solve for x
    x = 16,554,144,294.62/202,297.77
  6. Step 6: Final answer
    x = 81,830.58

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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.