Home / 863,144.13-1,294,661.95-264,057.69

Finding the Fourth Proportional to 863,144.13, 1,294,661.95 and 264,057.69

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Solution

The fourth proportional to 863,144.13, 1,294,661.95 and 264,057.69 is: 396,069.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,144.13 : 1,294,661.95 = 264,057.69 : x
  2. Step 2: Convert to fraction form
    863,144.13/1,294,661.95 = 264,057.69/x
  3. Step 3: Cross multiply
    863,144.13x = 1,294,661.95 × 264,057.69
  4. Step 4: Simplify right side
    863,144.13x = 341,865,443,847.90
  5. Step 5: Solve for x
    x = 341,865,443,847.90/863,144.13
  6. Step 6: Final answer
    x = 396,069.94

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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.