Home / 609,228.30-913,940.87-188,504.18

Finding the Fourth Proportional to 609,228.30, 913,940.87 and 188,504.18

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Solution

The fourth proportional to 609,228.30, 913,940.87 and 188,504.18 is: 282,786.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,228.30 : 913,940.87 = 188,504.18 : x
  2. Step 2: Convert to fraction form
    609,228.30/913,940.87 = 188,504.18/x
  3. Step 3: Cross multiply
    609,228.30x = 913,940.87 × 188,504.18
  4. Step 4: Simplify right side
    609,228.30x = 172,281,668,755.61
  5. Step 5: Solve for x
    x = 172,281,668,755.61/609,228.30
  6. Step 6: Final answer
    x = 282,786.71

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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.