Home / 328,222.26-453,071.24-220,854.57

Finding the Fourth Proportional to 328,222.26, 453,071.24 and 220,854.57

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Solution

The fourth proportional to 328,222.26, 453,071.24 and 220,854.57 is: 304,863.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,222.26 : 453,071.24 = 220,854.57 : x
  2. Step 2: Convert to fraction form
    328,222.26/453,071.24 = 220,854.57/x
  3. Step 3: Cross multiply
    328,222.26x = 453,071.24 × 220,854.57
  4. Step 4: Simplify right side
    328,222.26x = 100,062,851,914.48
  5. Step 5: Solve for x
    x = 100,062,851,914.48/328,222.26
  6. Step 6: Final answer
    x = 304,863.09

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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.