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Finding the Fourth Proportional to 188,416.80, 282,187.80 and 184,042.80

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Solution

The fourth proportional to 188,416.80, 282,187.80 and 184,042.80 is: 275,636.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,416.80 : 282,187.80 = 184,042.80 : x
  2. Step 2: Convert to fraction form
    188,416.80/282,187.80 = 184,042.80/x
  3. Step 3: Cross multiply
    188,416.80x = 282,187.80 × 184,042.80
  4. Step 4: Simplify right side
    188,416.80x = 51,934,632,837.84
  5. Step 5: Solve for x
    x = 51,934,632,837.84/188,416.80
  6. Step 6: Final answer
    x = 275,636.95

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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.