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Finding the Fourth Proportional to 504,650.03, 758,283.59 and 379,469.79

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Solution

The fourth proportional to 504,650.03, 758,283.59 and 379,469.79 is: 570,188.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,650.03 : 758,283.59 = 379,469.79 : x
  2. Step 2: Convert to fraction form
    504,650.03/758,283.59 = 379,469.79/x
  3. Step 3: Cross multiply
    504,650.03x = 758,283.59 × 379,469.79
  4. Step 4: Simplify right side
    504,650.03x = 287,745,714,657.75
  5. Step 5: Solve for x
    x = 287,745,714,657.75/504,650.03
  6. Step 6: Final answer
    x = 570,188.64

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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.