Home / 358,234.37-494,363.40-197,085.95

Finding the Fourth Proportional to 358,234.37, 494,363.40 and 197,085.95

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Solution

The fourth proportional to 358,234.37, 494,363.40 and 197,085.95 is: 271,978.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,234.37 : 494,363.40 = 197,085.95 : x
  2. Step 2: Convert to fraction form
    358,234.37/494,363.40 = 197,085.95/x
  3. Step 3: Cross multiply
    358,234.37x = 494,363.40 × 197,085.95
  4. Step 4: Simplify right side
    358,234.37x = 97,432,079,348.80
  5. Step 5: Solve for x
    x = 97,432,079,348.80/358,234.37
  6. Step 6: Final answer
    x = 271,978.60

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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.