Home / 863,357.94-1,295,155.17-294,586.47

Finding the Fourth Proportional to 863,357.94, 1,295,155.17 and 294,586.47

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Solution

The fourth proportional to 863,357.94, 1,295,155.17 and 294,586.47 is: 441,920.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,357.94 : 1,295,155.17 = 294,586.47 : x
  2. Step 2: Convert to fraction form
    863,357.94/1,295,155.17 = 294,586.47/x
  3. Step 3: Cross multiply
    863,357.94x = 1,295,155.17 × 294,586.47
  4. Step 4: Simplify right side
    863,357.94x = 381,535,189,632.55
  5. Step 5: Solve for x
    x = 381,535,189,632.55/863,357.94
  6. Step 6: Final answer
    x = 441,920.06

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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.