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Finding the Fourth Proportional to 395,919, 592,893.90 and 277,033.32

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Solution

The fourth proportional to 395,919, 592,893.90 and 277,033.32 is: 414,861.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,919 : 592,893.90 = 277,033.32 : x
  2. Step 2: Convert to fraction form
    395,919/592,893.90 = 277,033.32/x
  3. Step 3: Cross multiply
    395,919x = 592,893.90 × 277,033.32
  4. Step 4: Simplify right side
    395,919x = 164,251,365,524.75
  5. Step 5: Solve for x
    x = 164,251,365,524.75/395,919
  6. Step 6: Final answer
    x = 414,861.03

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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.