Home / 386,158.35-532,811.61-233,221.44

Finding the Fourth Proportional to 386,158.35, 532,811.61 and 233,221.44

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Solution

The fourth proportional to 386,158.35, 532,811.61 and 233,221.44 is: 321,793.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,158.35 : 532,811.61 = 233,221.44 : x
  2. Step 2: Convert to fraction form
    386,158.35/532,811.61 = 233,221.44/x
  3. Step 3: Cross multiply
    386,158.35x = 532,811.61 × 233,221.44
  4. Step 4: Simplify right side
    386,158.35x = 124,263,090,932.92
  5. Step 5: Solve for x
    x = 124,263,090,932.92/386,158.35
  6. Step 6: Final answer
    x = 321,793.10

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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.