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Finding the Fourth Proportional to 182,614.80, 273,735.90 and 123,456.45

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Solution

The fourth proportional to 182,614.80, 273,735.90 and 123,456.45 is: 185,058.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,614.80 : 273,735.90 = 123,456.45 : x
  2. Step 2: Convert to fraction form
    182,614.80/273,735.90 = 123,456.45/x
  3. Step 3: Cross multiply
    182,614.80x = 273,735.90 × 123,456.45
  4. Step 4: Simplify right side
    182,614.80x = 33,794,462,451.56
  5. Step 5: Solve for x
    x = 33,794,462,451.56/182,614.80
  6. Step 6: Final answer
    x = 185,058.73

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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.