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Finding the Fourth Proportional to 606,546.86, 836,884.22 and 399,792.33

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Solution

The fourth proportional to 606,546.86, 836,884.22 and 399,792.33 is: 551,614.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,546.86 : 836,884.22 = 399,792.33 : x
  2. Step 2: Convert to fraction form
    606,546.86/836,884.22 = 399,792.33/x
  3. Step 3: Cross multiply
    606,546.86x = 836,884.22 × 399,792.33
  4. Step 4: Simplify right side
    606,546.86x = 334,579,890,255.07
  5. Step 5: Solve for x
    x = 334,579,890,255.07/606,546.86
  6. Step 6: Final answer
    x = 551,614.25

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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.