Home / 392,237.23-541,270.33-217,796.58

Finding the Fourth Proportional to 392,237.23, 541,270.33 and 217,796.58

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Solution

The fourth proportional to 392,237.23, 541,270.33 and 217,796.58 is: 300,549.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,237.23 : 541,270.33 = 217,796.58 : x
  2. Step 2: Convert to fraction form
    392,237.23/541,270.33 = 217,796.58/x
  3. Step 3: Cross multiply
    392,237.23x = 541,270.33 × 217,796.58
  4. Step 4: Simplify right side
    392,237.23x = 117,886,826,729.47
  5. Step 5: Solve for x
    x = 117,886,826,729.47/392,237.23
  6. Step 6: Final answer
    x = 300,549.81

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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.