Home / 809,073.11-1,214,151.44-335,758.92

Finding the Fourth Proportional to 809,073.11, 1,214,151.44 and 335,758.92

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Solution

The fourth proportional to 809,073.11, 1,214,151.44 and 335,758.92 is: 503,863.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,073.11 : 1,214,151.44 = 335,758.92 : x
  2. Step 2: Convert to fraction form
    809,073.11/1,214,151.44 = 335,758.92/x
  3. Step 3: Cross multiply
    809,073.11x = 1,214,151.44 × 335,758.92
  4. Step 4: Simplify right side
    809,073.11x = 407,662,174,532.05
  5. Step 5: Solve for x
    x = 407,662,174,532.05/809,073.11
  6. Step 6: Final answer
    x = 503,863.21

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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.