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Finding the Fourth Proportional to 367,379.57, 550,647.87 and 154,108.05

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Solution

The fourth proportional to 367,379.57, 550,647.87 and 154,108.05 is: 230,985.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,379.57 : 550,647.87 = 154,108.05 : x
  2. Step 2: Convert to fraction form
    367,379.57/550,647.87 = 154,108.05/x
  3. Step 3: Cross multiply
    367,379.57x = 550,647.87 × 154,108.05
  4. Step 4: Simplify right side
    367,379.57x = 84,859,269,482.35
  5. Step 5: Solve for x
    x = 84,859,269,482.35/367,379.57
  6. Step 6: Final answer
    x = 230,985.27

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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.