Home / 427,965.31-590,584.91-236,974.60

Finding the Fourth Proportional to 427,965.31, 590,584.91 and 236,974.60

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Solution

The fourth proportional to 427,965.31, 590,584.91 and 236,974.60 is: 327,020.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,965.31 : 590,584.91 = 236,974.60 : x
  2. Step 2: Convert to fraction form
    427,965.31/590,584.91 = 236,974.60/x
  3. Step 3: Cross multiply
    427,965.31x = 590,584.91 × 236,974.60
  4. Step 4: Simplify right side
    427,965.31x = 139,953,622,813.29
  5. Step 5: Solve for x
    x = 139,953,622,813.29/427,965.31
  6. Step 6: Final answer
    x = 327,020.95

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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.