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Finding the Fourth Proportional to 567,453.60, 850,978.80 and 251,344.80

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Solution

The fourth proportional to 567,453.60, 850,978.80 and 251,344.80 is: 376,927.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,453.60 : 850,978.80 = 251,344.80 : x
  2. Step 2: Convert to fraction form
    567,453.60/850,978.80 = 251,344.80/x
  3. Step 3: Cross multiply
    567,453.60x = 850,978.80 × 251,344.80
  4. Step 4: Simplify right side
    567,453.60x = 213,889,096,290.24
  5. Step 5: Solve for x
    x = 213,889,096,290.24/567,453.60
  6. Step 6: Final answer
    x = 376,927.90

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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.