Home / 377,736.80-566,605.20-218,085.80

Finding the Fourth Proportional to 377,736.80, 566,605.20 and 218,085.80

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Solution

The fourth proportional to 377,736.80, 566,605.20 and 218,085.80 is: 327,128.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,736.80 : 566,605.20 = 218,085.80 : x
  2. Step 2: Convert to fraction form
    377,736.80/566,605.20 = 218,085.80/x
  3. Step 3: Cross multiply
    377,736.80x = 566,605.20 × 218,085.80
  4. Step 4: Simplify right side
    377,736.80x = 123,568,548,326.16
  5. Step 5: Solve for x
    x = 123,568,548,326.16/377,736.80
  6. Step 6: Final answer
    x = 327,128.70

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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.