Home / 396,307.08-594,570.78-159,594.30

Finding the Fourth Proportional to 396,307.08, 594,570.78 and 159,594.30

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Solution

The fourth proportional to 396,307.08, 594,570.78 and 159,594.30 is: 239,435.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,307.08 : 594,570.78 = 159,594.30 : x
  2. Step 2: Convert to fraction form
    396,307.08/594,570.78 = 159,594.30/x
  3. Step 3: Cross multiply
    396,307.08x = 594,570.78 × 159,594.30
  4. Step 4: Simplify right side
    396,307.08x = 94,890,107,434.55
  5. Step 5: Solve for x
    x = 94,890,107,434.55/396,307.08
  6. Step 6: Final answer
    x = 239,435.81

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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.