Home / 396,319.80-593,799.30-185,525.40

Finding the Fourth Proportional to 396,319.80, 593,799.30 and 185,525.40

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Solution

The fourth proportional to 396,319.80, 593,799.30 and 185,525.40 is: 277,969.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,319.80 : 593,799.30 = 185,525.40 : x
  2. Step 2: Convert to fraction form
    396,319.80/593,799.30 = 185,525.40/x
  3. Step 3: Cross multiply
    396,319.80x = 593,799.30 × 185,525.40
  4. Step 4: Simplify right side
    396,319.80x = 110,164,852,652.22
  5. Step 5: Solve for x
    x = 110,164,852,652.22/396,319.80
  6. Step 6: Final answer
    x = 277,969.59

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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.