Home / 863,064.15-1,294,693.43-264,020.55

Finding the Fourth Proportional to 863,064.15, 1,294,693.43 and 264,020.55

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Solution

The fourth proportional to 863,064.15, 1,294,693.43 and 264,020.55 is: 396,060.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,064.15 : 1,294,693.43 = 264,020.55 : x
  2. Step 2: Convert to fraction form
    863,064.15/1,294,693.43 = 264,020.55/x
  3. Step 3: Cross multiply
    863,064.15x = 1,294,693.43 × 264,020.55
  4. Step 4: Simplify right side
    863,064.15x = 341,825,670,149.88
  5. Step 5: Solve for x
    x = 341,825,670,149.88/863,064.15
  6. Step 6: Final answer
    x = 396,060.56

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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.