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Finding the Fourth Proportional to 328,065.56, 452,669.82 and 192,092.48

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Solution

The fourth proportional to 328,065.56, 452,669.82 and 192,092.48 is: 265,052.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,065.56 : 452,669.82 = 192,092.48 : x
  2. Step 2: Convert to fraction form
    328,065.56/452,669.82 = 192,092.48/x
  3. Step 3: Cross multiply
    328,065.56x = 452,669.82 × 192,092.48
  4. Step 4: Simplify right side
    328,065.56x = 86,954,468,344.95
  5. Step 5: Solve for x
    x = 86,954,468,344.95/328,065.56
  6. Step 6: Final answer
    x = 265,052.11

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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.