Home / 826,943.80-1,240,415.70-227,903.80

Finding the Fourth Proportional to 826,943.80, 1,240,415.70 and 227,903.80

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Solution

The fourth proportional to 826,943.80, 1,240,415.70 and 227,903.80 is: 341,855.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,943.80 : 1,240,415.70 = 227,903.80 : x
  2. Step 2: Convert to fraction form
    826,943.80/1,240,415.70 = 227,903.80/x
  3. Step 3: Cross multiply
    826,943.80x = 1,240,415.70 × 227,903.80
  4. Step 4: Simplify right side
    826,943.80x = 282,695,451,609.66
  5. Step 5: Solve for x
    x = 282,695,451,609.66/826,943.80
  6. Step 6: Final answer
    x = 341,855.70

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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.