Home / 396,315.54-594,539.33-130,004.55

Finding the Fourth Proportional to 396,315.54, 594,539.33 and 130,004.55

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Solution

The fourth proportional to 396,315.54, 594,539.33 and 130,004.55 is: 195,028.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,315.54 : 594,539.33 = 130,004.55 : x
  2. Step 2: Convert to fraction form
    396,315.54/594,539.33 = 130,004.55/x
  3. Step 3: Cross multiply
    396,315.54x = 594,539.33 × 130,004.55
  4. Step 4: Simplify right side
    396,315.54x = 77,292,817,403.93
  5. Step 5: Solve for x
    x = 77,292,817,403.93/396,315.54
  6. Step 6: Final answer
    x = 195,028.48

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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.