Home / 451,171.56-622,622.90-247,218.44

Finding the Fourth Proportional to 451,171.56, 622,622.90 and 247,218.44

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Solution

The fourth proportional to 451,171.56, 622,622.90 and 247,218.44 is: 341,164.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,171.56 : 622,622.90 = 247,218.44 : x
  2. Step 2: Convert to fraction form
    451,171.56/622,622.90 = 247,218.44/x
  3. Step 3: Cross multiply
    451,171.56x = 622,622.90 × 247,218.44
  4. Step 4: Simplify right side
    451,171.56x = 153,923,862,046.28
  5. Step 5: Solve for x
    x = 153,923,862,046.28/451,171.56
  6. Step 6: Final answer
    x = 341,164.82

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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.