Home / 340,824.60-470,318.94-187,832.88

Finding the Fourth Proportional to 340,824.60, 470,318.94 and 187,832.88

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Solution

The fourth proportional to 340,824.60, 470,318.94 and 187,832.88 is: 259,198.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,824.60 : 470,318.94 = 187,832.88 : x
  2. Step 2: Convert to fraction form
    340,824.60/470,318.94 = 187,832.88/x
  3. Step 3: Cross multiply
    340,824.60x = 470,318.94 × 187,832.88
  4. Step 4: Simplify right side
    340,824.60x = 88,341,361,018.75
  5. Step 5: Solve for x
    x = 88,341,361,018.75/340,824.60
  6. Step 6: Final answer
    x = 259,198.90

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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.