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Finding the Fourth Proportional to 328,077.75, 452,747.30 and 177,174.75

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Solution

The fourth proportional to 328,077.75, 452,747.30 and 177,174.75 is: 244,501.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,077.75 : 452,747.30 = 177,174.75 : x
  2. Step 2: Convert to fraction form
    328,077.75/452,747.30 = 177,174.75/x
  3. Step 3: Cross multiply
    328,077.75x = 452,747.30 × 177,174.75
  4. Step 4: Simplify right side
    328,077.75x = 80,215,388,804.80
  5. Step 5: Solve for x
    x = 80,215,388,804.80/328,077.75
  6. Step 6: Final answer
    x = 244,501.16

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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.