Home / 863,972.10-1,295,976.84-264,920

Finding the Fourth Proportional to 863,972.10, 1,295,976.84 and 264,920

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Solution

The fourth proportional to 863,972.10, 1,295,976.84 and 264,920 is: 397,385.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,972.10 : 1,295,976.84 = 264,920 : x
  2. Step 2: Convert to fraction form
    863,972.10/1,295,976.84 = 264,920/x
  3. Step 3: Cross multiply
    863,972.10x = 1,295,976.84 × 264,920
  4. Step 4: Simplify right side
    863,972.10x = 343,330,184,452.80
  5. Step 5: Solve for x
    x = 343,330,184,452.80/863,972.10
  6. Step 6: Final answer
    x = 397,385.73

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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.