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Finding the Fourth Proportional to 328,168.50, 452,872.92 and 177,265.50

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Solution

The fourth proportional to 328,168.50, 452,872.92 and 177,265.50 is: 244,626.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,168.50 : 452,872.92 = 177,265.50 : x
  2. Step 2: Convert to fraction form
    328,168.50/452,872.92 = 177,265.50/x
  3. Step 3: Cross multiply
    328,168.50x = 452,872.92 × 177,265.50
  4. Step 4: Simplify right side
    328,168.50x = 80,278,744,600.26
  5. Step 5: Solve for x
    x = 80,278,744,600.26/328,168.50
  6. Step 6: Final answer
    x = 244,626.60

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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.