Home / 809,340.94-1,214,010.60-240,719.77

Finding the Fourth Proportional to 809,340.94, 1,214,010.60 and 240,719.77

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Solution

The fourth proportional to 809,340.94, 1,214,010.60 and 240,719.77 is: 361,079.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,340.94 : 1,214,010.60 = 240,719.77 : x
  2. Step 2: Convert to fraction form
    809,340.94/1,214,010.60 = 240,719.77/x
  3. Step 3: Cross multiply
    809,340.94x = 1,214,010.60 × 240,719.77
  4. Step 4: Simplify right side
    809,340.94x = 292,236,352,409.56
  5. Step 5: Solve for x
    x = 292,236,352,409.56/809,340.94
  6. Step 6: Final answer
    x = 361,079.41

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Similar ratio
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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.