Home / 796,816.89-1,099,607.31-439,120.89

Finding the Fourth Proportional to 796,816.89, 1,099,607.31 and 439,120.89

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Solution

The fourth proportional to 796,816.89, 1,099,607.31 and 439,120.89 is: 605,986.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    796,816.89 : 1,099,607.31 = 439,120.89 : x
  2. Step 2: Convert to fraction form
    796,816.89/1,099,607.31 = 439,120.89/x
  3. Step 3: Cross multiply
    796,816.89x = 1,099,607.31 × 439,120.89
  4. Step 4: Simplify right side
    796,816.89x = 482,860,540,617.71
  5. Step 5: Solve for x
    x = 482,860,540,617.71/796,816.89
  6. Step 6: Final answer
    x = 605,986.83

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Double scale
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1.5x scale

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.