Home / 395,352.12-545,583.62-214,060.31

Finding the Fourth Proportional to 395,352.12, 545,583.62 and 214,060.31

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Solution

The fourth proportional to 395,352.12, 545,583.62 and 214,060.31 is: 295,401.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,352.12 : 545,583.62 = 214,060.31 : x
  2. Step 2: Convert to fraction form
    395,352.12/545,583.62 = 214,060.31/x
  3. Step 3: Cross multiply
    395,352.12x = 545,583.62 × 214,060.31
  4. Step 4: Simplify right side
    395,352.12x = 116,787,795,029.90
  5. Step 5: Solve for x
    x = 116,787,795,029.90/395,352.12
  6. Step 6: Final answer
    x = 295,401.97

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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.