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Finding the Fourth Proportional to 366,975.80, 550,463.70 and 227,007.80

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Solution

The fourth proportional to 366,975.80, 550,463.70 and 227,007.80 is: 340,511.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,975.80 : 550,463.70 = 227,007.80 : x
  2. Step 2: Convert to fraction form
    366,975.80/550,463.70 = 227,007.80/x
  3. Step 3: Cross multiply
    366,975.80x = 550,463.70 × 227,007.80
  4. Step 4: Simplify right side
    366,975.80x = 124,959,553,516.86
  5. Step 5: Solve for x
    x = 124,959,553,516.86/366,975.80
  6. Step 6: Final answer
    x = 340,511.70

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1.5x scale

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.