Home / 809,030.96-1,214,088.19-335,716.77

Finding the Fourth Proportional to 809,030.96, 1,214,088.19 and 335,716.77

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Solution

The fourth proportional to 809,030.96, 1,214,088.19 and 335,716.77 is: 503,799.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,030.96 : 1,214,088.19 = 335,716.77 : x
  2. Step 2: Convert to fraction form
    809,030.96/1,214,088.19 = 335,716.77/x
  3. Step 3: Cross multiply
    809,030.96x = 1,214,088.19 × 335,716.77
  4. Step 4: Simplify right side
    809,030.96x = 407,589,765,641.95
  5. Step 5: Solve for x
    x = 407,589,765,641.95/809,030.96
  6. Step 6: Final answer
    x = 503,799.96

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1.5x scale

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.