Home / 328,902.06-453,836.28-192,884.61

Finding the Fourth Proportional to 328,902.06, 453,836.28 and 192,884.61

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Solution

The fourth proportional to 328,902.06, 453,836.28 and 192,884.61 is: 266,152.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,902.06 : 453,836.28 = 192,884.61 : x
  2. Step 2: Convert to fraction form
    328,902.06/453,836.28 = 192,884.61/x
  3. Step 3: Cross multiply
    328,902.06x = 453,836.28 × 192,884.61
  4. Step 4: Simplify right side
    328,902.06x = 87,538,033,871.65
  5. Step 5: Solve for x
    x = 87,538,033,871.65/328,902.06
  6. Step 6: Final answer
    x = 266,152.28

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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.