Home / 451,132.20-622,588.55-247,183.52

Finding the Fourth Proportional to 451,132.20, 622,588.55 and 247,183.52

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Solution

The fourth proportional to 451,132.20, 622,588.55 and 247,183.52 is: 341,127.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,132.20 : 622,588.55 = 247,183.52 : x
  2. Step 2: Convert to fraction form
    451,132.20/622,588.55 = 247,183.52/x
  3. Step 3: Cross multiply
    451,132.20x = 622,588.55 × 247,183.52
  4. Step 4: Simplify right side
    451,132.20x = 153,893,624,951.84
  5. Step 5: Solve for x
    x = 153,893,624,951.84/451,132.20
  6. Step 6: Final answer
    x = 341,127.56

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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.