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Finding the Fourth Proportional to 328,189.94, 452,902.53 and 177,286.94

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Solution

The fourth proportional to 328,189.94, 452,902.53 and 177,286.94 is: 244,656.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,189.94 : 452,902.53 = 177,286.94 : x
  2. Step 2: Convert to fraction form
    328,189.94/452,902.53 = 177,286.94/x
  3. Step 3: Cross multiply
    328,189.94x = 452,902.53 × 177,286.94
  4. Step 4: Simplify right side
    328,189.94x = 80,293,703,661.96
  5. Step 5: Solve for x
    x = 80,293,703,661.96/328,189.94
  6. Step 6: Final answer
    x = 244,656.20

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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.