Home / 325,480.10-488,508.15-192,193.70

Finding the Fourth Proportional to 325,480.10, 488,508.15 and 192,193.70

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Solution

The fourth proportional to 325,480.10, 488,508.15 and 192,193.70 is: 288,460.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,480.10 : 488,508.15 = 192,193.70 : x
  2. Step 2: Convert to fraction form
    325,480.10/488,508.15 = 192,193.70/x
  3. Step 3: Cross multiply
    325,480.10x = 488,508.15 × 192,193.70
  4. Step 4: Simplify right side
    325,480.10x = 93,888,188,828.66
  5. Step 5: Solve for x
    x = 93,888,188,828.66/325,480.10
  6. Step 6: Final answer
    x = 288,460.61

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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.