Home / 396,084.75-593,864.65-143,332.37

Finding the Fourth Proportional to 396,084.75, 593,864.65 and 143,332.37

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Solution

The fourth proportional to 396,084.75, 593,864.65 and 143,332.37 is: 214,903.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,084.75 : 593,864.65 = 143,332.37 : x
  2. Step 2: Convert to fraction form
    396,084.75/593,864.65 = 143,332.37/x
  3. Step 3: Cross multiply
    396,084.75x = 593,864.65 × 143,332.37
  4. Step 4: Simplify right side
    396,084.75x = 85,120,024,416.07
  5. Step 5: Solve for x
    x = 85,120,024,416.07/396,084.75
  6. Step 6: Final answer
    x = 214,903.56

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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.