Home / 699,003.20-1,048,301.92-272,444

Finding the Fourth Proportional to 699,003.20, 1,048,301.92 and 272,444

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Solution

The fourth proportional to 699,003.20, 1,048,301.92 and 272,444 is: 408,586.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,003.20 : 1,048,301.92 = 272,444 : x
  2. Step 2: Convert to fraction form
    699,003.20/1,048,301.92 = 272,444/x
  3. Step 3: Cross multiply
    699,003.20x = 1,048,301.92 × 272,444
  4. Step 4: Simplify right side
    699,003.20x = 285,603,568,292.48
  5. Step 5: Solve for x
    x = 285,603,568,292.48/699,003.20
  6. Step 6: Final answer
    x = 408,586.93

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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.