Home / 328,922.18-453,912.60-178,019.18

Finding the Fourth Proportional to 328,922.18, 453,912.60 and 178,019.18

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Solution

The fourth proportional to 328,922.18, 453,912.60 and 178,019.18 is: 245,666.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,922.18 : 453,912.60 = 178,019.18 : x
  2. Step 2: Convert to fraction form
    328,922.18/453,912.60 = 178,019.18/x
  3. Step 3: Cross multiply
    328,922.18x = 453,912.60 × 178,019.18
  4. Step 4: Simplify right side
    328,922.18x = 80,805,148,843.67
  5. Step 5: Solve for x
    x = 80,805,148,843.67/328,922.18
  6. Step 6: Final answer
    x = 245,666.46

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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.