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Finding the Fourth Proportional to 224,980.29, 309,842.69 and 220,081.41

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Solution

The fourth proportional to 224,980.29, 309,842.69 and 220,081.41 is: 303,095.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,980.29 : 309,842.69 = 220,081.41 : x
  2. Step 2: Convert to fraction form
    224,980.29/309,842.69 = 220,081.41/x
  3. Step 3: Cross multiply
    224,980.29x = 309,842.69 × 220,081.41
  4. Step 4: Simplify right side
    224,980.29x = 68,190,614,992.99
  5. Step 5: Solve for x
    x = 68,190,614,992.99/224,980.29
  6. Step 6: Final answer
    x = 303,095.95

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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.