Home / 396,617.43-594,799.98-130,316.56

Finding the Fourth Proportional to 396,617.43, 594,799.98 and 130,316.56

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Solution

The fourth proportional to 396,617.43, 594,799.98 and 130,316.56 is: 195,433.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,617.43 : 594,799.98 = 130,316.56 : x
  2. Step 2: Convert to fraction form
    396,617.43/594,799.98 = 130,316.56/x
  3. Step 3: Cross multiply
    396,617.43x = 594,799.98 × 130,316.56
  4. Step 4: Simplify right side
    396,617.43x = 77,512,287,281.67
  5. Step 5: Solve for x
    x = 77,512,287,281.67/396,617.43
  6. Step 6: Final answer
    x = 195,433.39

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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.