Home / 796,578.42-1,099,684.50-539,811.86

Finding the Fourth Proportional to 796,578.42, 1,099,684.50 and 539,811.86

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Solution

The fourth proportional to 796,578.42, 1,099,684.50 and 539,811.86 is: 745,215.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    796,578.42 : 1,099,684.50 = 539,811.86 : x
  2. Step 2: Convert to fraction form
    796,578.42/1,099,684.50 = 539,811.86/x
  3. Step 3: Cross multiply
    796,578.42x = 1,099,684.50 × 539,811.86
  4. Step 4: Simplify right side
    796,578.42x = 593,622,735,358.17
  5. Step 5: Solve for x
    x = 593,622,735,358.17/796,578.42
  6. Step 6: Final answer
    x = 745,215.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.