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Finding the Fourth Proportional to 446,041.80, 668,868.30 and 179,713.80

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Solution

The fourth proportional to 446,041.80, 668,868.30 and 179,713.80 is: 269,492.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,041.80 : 668,868.30 = 179,713.80 : x
  2. Step 2: Convert to fraction form
    446,041.80/668,868.30 = 179,713.80/x
  3. Step 3: Cross multiply
    446,041.80x = 668,868.30 × 179,713.80
  4. Step 4: Simplify right side
    446,041.80x = 120,204,863,892.54
  5. Step 5: Solve for x
    x = 120,204,863,892.54/446,041.80
  6. Step 6: Final answer
    x = 269,492.37

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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.