Home / 694,527.67-1,041,101.79-394,387.03

Finding the Fourth Proportional to 694,527.67, 1,041,101.79 and 394,387.03

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Solution

The fourth proportional to 694,527.67, 1,041,101.79 and 394,387.03 is: 591,188.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,527.67 : 1,041,101.79 = 394,387.03 : x
  2. Step 2: Convert to fraction form
    694,527.67/1,041,101.79 = 394,387.03/x
  3. Step 3: Cross multiply
    694,527.67x = 1,041,101.79 × 394,387.03
  4. Step 4: Simplify right side
    694,527.67x = 410,597,042,885.78
  5. Step 5: Solve for x
    x = 410,597,042,885.78/694,527.67
  6. Step 6: Final answer
    x = 591,188.89

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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.