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Finding the Fourth Proportional to 328,083.69, 452,755.50 and 177,180.69

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Solution

The fourth proportional to 328,083.69, 452,755.50 and 177,180.69 is: 244,509.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,083.69 : 452,755.50 = 177,180.69 : x
  2. Step 2: Convert to fraction form
    328,083.69/452,755.50 = 177,180.69/x
  3. Step 3: Cross multiply
    328,083.69x = 452,755.50 × 177,180.69
  4. Step 4: Simplify right side
    328,083.69x = 80,219,531,891.30
  5. Step 5: Solve for x
    x = 80,219,531,891.30/328,083.69
  6. Step 6: Final answer
    x = 244,509.36

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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.