Home / 395,350.41-545,583.81-214,062.47

Finding the Fourth Proportional to 395,350.41, 545,583.81 and 214,062.47

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Solution

The fourth proportional to 395,350.41, 545,583.81 and 214,062.47 is: 295,406.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,350.41 : 545,583.81 = 214,062.47 : x
  2. Step 2: Convert to fraction form
    395,350.41/545,583.81 = 214,062.47/x
  3. Step 3: Cross multiply
    395,350.41x = 545,583.81 × 214,062.47
  4. Step 4: Simplify right side
    395,350.41x = 116,789,017,960.61
  5. Step 5: Solve for x
    x = 116,789,017,960.61/395,350.41
  6. Step 6: Final answer
    x = 295,406.34

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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.