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Finding the Fourth Proportional to 606,081.68, 908,976.71 and 185,361.20

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Solution

The fourth proportional to 606,081.68, 908,976.71 and 185,361.20 is: 277,997.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,081.68 : 908,976.71 = 185,361.20 : x
  2. Step 2: Convert to fraction form
    606,081.68/908,976.71 = 185,361.20/x
  3. Step 3: Cross multiply
    606,081.68x = 908,976.71 × 185,361.20
  4. Step 4: Simplify right side
    606,081.68x = 168,489,008,265.96
  5. Step 5: Solve for x
    x = 168,489,008,265.96/606,081.68
  6. Step 6: Final answer
    x = 277,997.20

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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.