Home / 439,089.30-658,855.26-173,040.75

Finding the Fourth Proportional to 439,089.30, 658,855.26 and 173,040.75

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Solution

The fourth proportional to 439,089.30, 658,855.26 and 173,040.75 is: 259,648.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,089.30 : 658,855.26 = 173,040.75 : x
  2. Step 2: Convert to fraction form
    439,089.30/658,855.26 = 173,040.75/x
  3. Step 3: Cross multiply
    439,089.30x = 658,855.26 × 173,040.75
  4. Step 4: Simplify right side
    439,089.30x = 114,008,808,331.85
  5. Step 5: Solve for x
    x = 114,008,808,331.85/439,089.30
  6. Step 6: Final answer
    x = 259,648.34

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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.