Home / 488,086.12-673,481.28-273,235.24

Finding the Fourth Proportional to 488,086.12, 673,481.28 and 273,235.24

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Solution

The fourth proportional to 488,086.12, 673,481.28 and 273,235.24 is: 377,021.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,086.12 : 673,481.28 = 273,235.24 : x
  2. Step 2: Convert to fraction form
    488,086.12/673,481.28 = 273,235.24/x
  3. Step 3: Cross multiply
    488,086.12x = 673,481.28 × 273,235.24
  4. Step 4: Simplify right side
    488,086.12x = 184,018,819,176.31
  5. Step 5: Solve for x
    x = 184,018,819,176.31/488,086.12
  6. Step 6: Final answer
    x = 377,021.21

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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.