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Finding the Fourth Proportional to 574,289.52, 861,557.36 and 174,962.48

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Solution

The fourth proportional to 574,289.52, 861,557.36 and 174,962.48 is: 262,481.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,289.52 : 861,557.36 = 174,962.48 : x
  2. Step 2: Convert to fraction form
    574,289.52/861,557.36 = 174,962.48/x
  3. Step 3: Cross multiply
    574,289.52x = 861,557.36 × 174,962.48
  4. Step 4: Simplify right side
    574,289.52x = 150,740,212,367.85
  5. Step 5: Solve for x
    x = 150,740,212,367.85/574,289.52
  6. Step 6: Final answer
    x = 262,481.22

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1.5x scale

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.