Home / 324,382.39-447,629.16-193,707.51

Finding the Fourth Proportional to 324,382.39, 447,629.16 and 193,707.51

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Solution

The fourth proportional to 324,382.39, 447,629.16 and 193,707.51 is: 267,305.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,382.39 : 447,629.16 = 193,707.51 : x
  2. Step 2: Convert to fraction form
    324,382.39/447,629.16 = 193,707.51/x
  3. Step 3: Cross multiply
    324,382.39x = 447,629.16 × 193,707.51
  4. Step 4: Simplify right side
    324,382.39x = 86,709,129,986.99
  5. Step 5: Solve for x
    x = 86,709,129,986.99/324,382.39
  6. Step 6: Final answer
    x = 267,305.29

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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.