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Finding the Fourth Proportional to 567,137.79, 850,872.78 and 167,789.28

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Solution

The fourth proportional to 567,137.79, 850,872.78 and 167,789.28 is: 251,733.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,137.79 : 850,872.78 = 167,789.28 : x
  2. Step 2: Convert to fraction form
    567,137.79/850,872.78 = 167,789.28/x
  3. Step 3: Cross multiply
    567,137.79x = 850,872.78 × 167,789.28
  4. Step 4: Simplify right side
    567,137.79x = 142,767,331,127.80
  5. Step 5: Solve for x
    x = 142,767,331,127.80/567,137.79
  6. Step 6: Final answer
    x = 251,733.06

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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.