Home / 441,236.03-660,515.72-399,133.85

Finding the Fourth Proportional to 441,236.03, 660,515.72 and 399,133.85

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Solution

The fourth proportional to 441,236.03, 660,515.72 and 399,133.85 is: 597,490.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,236.03 : 660,515.72 = 399,133.85 : x
  2. Step 2: Convert to fraction form
    441,236.03/660,515.72 = 399,133.85/x
  3. Step 3: Cross multiply
    441,236.03x = 660,515.72 × 399,133.85
  4. Step 4: Simplify right side
    441,236.03x = 263,634,177,010.87
  5. Step 5: Solve for x
    x = 263,634,177,010.87/441,236.03
  6. Step 6: Final answer
    x = 597,490.15

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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.