Home / 439,577.52-658,921.86-173,234.40

Finding the Fourth Proportional to 439,577.52, 658,921.86 and 173,234.40

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Solution

The fourth proportional to 439,577.52, 658,921.86 and 173,234.40 is: 259,676.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,577.52 : 658,921.86 = 173,234.40 : x
  2. Step 2: Convert to fraction form
    439,577.52/658,921.86 = 173,234.40/x
  3. Step 3: Cross multiply
    439,577.52x = 658,921.86 × 173,234.40
  4. Step 4: Simplify right side
    439,577.52x = 114,147,933,063.98
  5. Step 5: Solve for x
    x = 114,147,933,063.98/439,577.52
  6. Step 6: Final answer
    x = 259,676.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.