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Finding the Fourth Proportional to 574,137.34, 861,330.56 and 174,767.73

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Solution

The fourth proportional to 574,137.34, 861,330.56 and 174,767.73 is: 262,189.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,137.34 : 861,330.56 = 174,767.73 : x
  2. Step 2: Convert to fraction form
    574,137.34/861,330.56 = 174,767.73/x
  3. Step 3: Cross multiply
    574,137.34x = 861,330.56 × 174,767.73
  4. Step 4: Simplify right side
    574,137.34x = 150,532,786,750.83
  5. Step 5: Solve for x
    x = 150,532,786,750.83/574,137.34
  6. Step 6: Final answer
    x = 262,189.51

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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.