Home / 389,460.26-584,251.89-164,821.88

Finding the Fourth Proportional to 389,460.26, 584,251.89 and 164,821.88

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Solution

The fourth proportional to 389,460.26, 584,251.89 and 164,821.88 is: 247,258.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,460.26 : 584,251.89 = 164,821.88 : x
  2. Step 2: Convert to fraction form
    389,460.26/584,251.89 = 164,821.88/x
  3. Step 3: Cross multiply
    389,460.26x = 584,251.89 × 164,821.88
  4. Step 4: Simplify right side
    389,460.26x = 96,297,491,982.09
  5. Step 5: Solve for x
    x = 96,297,491,982.09/389,460.26
  6. Step 6: Final answer
    x = 247,258.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.