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Finding the Fourth Proportional to 448,713.77, 673,076.52 and 149,194.35

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Solution

The fourth proportional to 448,713.77, 673,076.52 and 149,194.35 is: 223,793.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,713.77 : 673,076.52 = 149,194.35 : x
  2. Step 2: Convert to fraction form
    448,713.77/673,076.52 = 149,194.35/x
  3. Step 3: Cross multiply
    448,713.77x = 673,076.52 × 149,194.35
  4. Step 4: Simplify right side
    448,713.77x = 100,419,213,901.66
  5. Step 5: Solve for x
    x = 100,419,213,901.66/448,713.77
  6. Step 6: Final answer
    x = 223,793.48

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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.