Home / 236,233.45-354,516.22-213,647.21

Finding the Fourth Proportional to 236,233.45, 354,516.22 and 213,647.21

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Solution

The fourth proportional to 236,233.45, 354,516.22 and 213,647.21 is: 320,620.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,233.45 : 354,516.22 = 213,647.21 : x
  2. Step 2: Convert to fraction form
    236,233.45/354,516.22 = 213,647.21/x
  3. Step 3: Cross multiply
    236,233.45x = 354,516.22 × 213,647.21
  4. Step 4: Simplify right side
    236,233.45x = 75,741,399,530.17
  5. Step 5: Solve for x
    x = 75,741,399,530.17/236,233.45
  6. Step 6: Final answer
    x = 320,620.98

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1.5x scale

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.