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Finding the Fourth Proportional to 328,422.98, 453,224.36 and 177,519.98

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Solution

The fourth proportional to 328,422.98, 453,224.36 and 177,519.98 is: 244,977.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,422.98 : 453,224.36 = 177,519.98 : x
  2. Step 2: Convert to fraction form
    328,422.98/453,224.36 = 177,519.98/x
  3. Step 3: Cross multiply
    328,422.98x = 453,224.36 × 177,519.98
  4. Step 4: Simplify right side
    328,422.98x = 80,456,376,168.99
  5. Step 5: Solve for x
    x = 80,456,376,168.99/328,422.98
  6. Step 6: Final answer
    x = 244,977.92

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.