Home / 324,198.08-447,468-190,105.28

Finding the Fourth Proportional to 324,198.08, 447,468 and 190,105.28

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Solution

The fourth proportional to 324,198.08, 447,468 and 190,105.28 is: 262,389.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,198.08 : 447,468 = 190,105.28 : x
  2. Step 2: Convert to fraction form
    324,198.08/447,468 = 190,105.28/x
  3. Step 3: Cross multiply
    324,198.08x = 447,468 × 190,105.28
  4. Step 4: Simplify right side
    324,198.08x = 85,066,029,431.04
  5. Step 5: Solve for x
    x = 85,066,029,431.04/324,198.08
  6. Step 6: Final answer
    x = 262,389.06

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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.