Home / 500,794.96-691,097.64-274,441.04

Finding the Fourth Proportional to 500,794.96, 691,097.64 and 274,441.04

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Solution

The fourth proportional to 500,794.96, 691,097.64 and 274,441.04 is: 378,728.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,794.96 : 691,097.64 = 274,441.04 : x
  2. Step 2: Convert to fraction form
    500,794.96/691,097.64 = 274,441.04/x
  3. Step 3: Cross multiply
    500,794.96x = 691,097.64 × 274,441.04
  4. Step 4: Simplify right side
    500,794.96x = 189,665,555,063.15
  5. Step 5: Solve for x
    x = 189,665,555,063.15/500,794.96
  6. Step 6: Final answer
    x = 378,728.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.