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Finding the Fourth Proportional to 275,610.60, 413,124.30 and 107,065.80

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Solution

The fourth proportional to 275,610.60, 413,124.30 and 107,065.80 is: 160,485.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,610.60 : 413,124.30 = 107,065.80 : x
  2. Step 2: Convert to fraction form
    275,610.60/413,124.30 = 107,065.80/x
  3. Step 3: Cross multiply
    275,610.60x = 413,124.30 × 107,065.80
  4. Step 4: Simplify right side
    275,610.60x = 44,231,483,678.94
  5. Step 5: Solve for x
    x = 44,231,483,678.94/275,610.60
  6. Step 6: Final answer
    x = 160,485.42

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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.