Home / 356,257.61-491,635.50-195,113.04

Finding the Fourth Proportional to 356,257.61, 491,635.50 and 195,113.04

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Solution

The fourth proportional to 356,257.61, 491,635.50 and 195,113.04 is: 269,255.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,257.61 : 491,635.50 = 195,113.04 : x
  2. Step 2: Convert to fraction form
    356,257.61/491,635.50 = 195,113.04/x
  3. Step 3: Cross multiply
    356,257.61x = 491,635.50 × 195,113.04
  4. Step 4: Simplify right side
    356,257.61x = 95,924,496,976.92
  5. Step 5: Solve for x
    x = 95,924,496,976.92/356,257.61
  6. Step 6: Final answer
    x = 269,255.99

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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.