Home / 481,581.61-664,580.96-277,631.56

Finding the Fourth Proportional to 481,581.61, 664,580.96 and 277,631.56

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Solution

The fourth proportional to 481,581.61, 664,580.96 and 277,631.56 is: 383,130.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,581.61 : 664,580.96 = 277,631.56 : x
  2. Step 2: Convert to fraction form
    481,581.61/664,580.96 = 277,631.56/x
  3. Step 3: Cross multiply
    481,581.61x = 664,580.96 × 277,631.56
  4. Step 4: Simplify right side
    481,581.61x = 184,508,649,935.62
  5. Step 5: Solve for x
    x = 184,508,649,935.62/481,581.61
  6. Step 6: Final answer
    x = 383,130.59

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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.