Home / 823,899.26-1,235,398.38-654,211.01

Finding the Fourth Proportional to 823,899.26, 1,235,398.38 and 654,211.01

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Solution

The fourth proportional to 823,899.26, 1,235,398.38 and 654,211.01 is: 980,958.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,899.26 : 1,235,398.38 = 654,211.01 : x
  2. Step 2: Convert to fraction form
    823,899.26/1,235,398.38 = 654,211.01/x
  3. Step 3: Cross multiply
    823,899.26x = 1,235,398.38 × 654,211.01
  4. Step 4: Simplify right side
    823,899.26x = 808,211,222,567.37
  5. Step 5: Solve for x
    x = 808,211,222,567.37/823,899.26
  6. Step 6: Final answer
    x = 980,958.79

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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.