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Finding the Fourth Proportional to 328,163.50, 452,866.04 and 177,260.50

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Solution

The fourth proportional to 328,163.50, 452,866.04 and 177,260.50 is: 244,619.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,163.50 : 452,866.04 = 177,260.50 : x
  2. Step 2: Convert to fraction form
    328,163.50/452,866.04 = 177,260.50/x
  3. Step 3: Cross multiply
    328,163.50x = 452,866.04 × 177,260.50
  4. Step 4: Simplify right side
    328,163.50x = 80,275,260,683.42
  5. Step 5: Solve for x
    x = 80,275,260,683.42/328,163.50
  6. Step 6: Final answer
    x = 244,619.71

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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.