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Finding the Fourth Proportional to 337,803.16, 505,695.12 and 204,279.52

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Solution

The fourth proportional to 337,803.16, 505,695.12 and 204,279.52 is: 305,808.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,803.16 : 505,695.12 = 204,279.52 : x
  2. Step 2: Convert to fraction form
    337,803.16/505,695.12 = 204,279.52/x
  3. Step 3: Cross multiply
    337,803.16x = 505,695.12 × 204,279.52
  4. Step 4: Simplify right side
    337,803.16x = 103,303,156,379.94
  5. Step 5: Solve for x
    x = 103,303,156,379.94/337,803.16
  6. Step 6: Final answer
    x = 305,808.73

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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.