Home / 823,993.38-1,137,016.89-461,366.82

Finding the Fourth Proportional to 823,993.38, 1,137,016.89 and 461,366.82

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Solution

The fourth proportional to 823,993.38, 1,137,016.89 and 461,366.82 is: 636,633.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,993.38 : 1,137,016.89 = 461,366.82 : x
  2. Step 2: Convert to fraction form
    823,993.38/1,137,016.89 = 461,366.82/x
  3. Step 3: Cross multiply
    823,993.38x = 1,137,016.89 × 461,366.82
  4. Step 4: Simplify right side
    823,993.38x = 524,581,866,825.59
  5. Step 5: Solve for x
    x = 524,581,866,825.59/823,993.38
  6. Step 6: Final answer
    x = 636,633.59

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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.