Home / 328,983.84-453,997.20-178,081.44

Finding the Fourth Proportional to 328,983.84, 453,997.20 and 178,081.44

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Solution

The fourth proportional to 328,983.84, 453,997.20 and 178,081.44 is: 245,752.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,983.84 : 453,997.20 = 178,081.44 : x
  2. Step 2: Convert to fraction form
    328,983.84/453,997.20 = 178,081.44/x
  3. Step 3: Cross multiply
    328,983.84x = 453,997.20 × 178,081.44
  4. Step 4: Simplify right side
    328,983.84x = 80,848,475,131.97
  5. Step 5: Solve for x
    x = 80,848,475,131.97/328,983.84
  6. Step 6: Final answer
    x = 245,752.12

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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.