Home / 323,914.86-447,022.53-178,719.93

Finding the Fourth Proportional to 323,914.86, 447,022.53 and 178,719.93

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Solution

The fourth proportional to 323,914.86, 447,022.53 and 178,719.93 is: 246,644.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,914.86 : 447,022.53 = 178,719.93 : x
  2. Step 2: Convert to fraction form
    323,914.86/447,022.53 = 178,719.93/x
  3. Step 3: Cross multiply
    323,914.86x = 447,022.53 × 178,719.93
  4. Step 4: Simplify right side
    323,914.86x = 79,891,835,270.02
  5. Step 5: Solve for x
    x = 79,891,835,270.02/323,914.86
  6. Step 6: Final answer
    x = 246,644.55

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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.