Home / 326,198.82-450,155.19-190,326.18

Finding the Fourth Proportional to 326,198.82, 450,155.19 and 190,326.18

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Solution

The fourth proportional to 326,198.82, 450,155.19 and 190,326.18 is: 262,650.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,198.82 : 450,155.19 = 190,326.18 : x
  2. Step 2: Convert to fraction form
    326,198.82/450,155.19 = 190,326.18/x
  3. Step 3: Cross multiply
    326,198.82x = 450,155.19 × 190,326.18
  4. Step 4: Simplify right side
    326,198.82x = 85,676,317,719.87
  5. Step 5: Solve for x
    x = 85,676,317,719.87/326,198.82
  6. Step 6: Final answer
    x = 262,650.61

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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.