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Finding the Fourth Proportional to 254,245.45, 350,726.25 and 150,819.48

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Solution

The fourth proportional to 254,245.45, 350,726.25 and 150,819.48 is: 208,052.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,245.45 : 350,726.25 = 150,819.48 : x
  2. Step 2: Convert to fraction form
    254,245.45/350,726.25 = 150,819.48/x
  3. Step 3: Cross multiply
    254,245.45x = 350,726.25 × 150,819.48
  4. Step 4: Simplify right side
    254,245.45x = 52,896,349,893.25
  5. Step 5: Solve for x
    x = 52,896,349,893.25/254,245.45
  6. Step 6: Final answer
    x = 208,052.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.