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Finding the Fourth Proportional to 303,480.41, 418,803.02 and 167,514.41

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Solution

The fourth proportional to 303,480.41, 418,803.02 and 167,514.41 is: 231,169.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,480.41 : 418,803.02 = 167,514.41 : x
  2. Step 2: Convert to fraction form
    303,480.41/418,803.02 = 167,514.41/x
  3. Step 3: Cross multiply
    303,480.41x = 418,803.02 × 167,514.41
  4. Step 4: Simplify right side
    303,480.41x = 70,155,540,801.52
  5. Step 5: Solve for x
    x = 70,155,540,801.52/303,480.41
  6. Step 6: Final answer
    x = 231,169.92

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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.