Home / 339,531.66-468,553.55-186,579.72

Finding the Fourth Proportional to 339,531.66, 468,553.55 and 186,579.72

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Solution

The fourth proportional to 339,531.66, 468,553.55 and 186,579.72 is: 257,479.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,531.66 : 468,553.55 = 186,579.72 : x
  2. Step 2: Convert to fraction form
    339,531.66/468,553.55 = 186,579.72/x
  3. Step 3: Cross multiply
    339,531.66x = 468,553.55 × 186,579.72
  4. Step 4: Simplify right side
    339,531.66x = 87,422,589,231.11
  5. Step 5: Solve for x
    x = 87,422,589,231.11/339,531.66
  6. Step 6: Final answer
    x = 257,479.93

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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.