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Finding the Fourth Proportional to 479,950.45, 662,327.69 and 262,159.27

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Solution

The fourth proportional to 479,950.45, 662,327.69 and 262,159.27 is: 361,777.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,950.45 : 662,327.69 = 262,159.27 : x
  2. Step 2: Convert to fraction form
    479,950.45/662,327.69 = 262,159.27/x
  3. Step 3: Cross multiply
    479,950.45x = 662,327.69 × 262,159.27
  4. Step 4: Simplify right side
    479,950.45x = 173,635,340,744.57
  5. Step 5: Solve for x
    x = 173,635,340,744.57/479,950.45
  6. Step 6: Final answer
    x = 361,777.64

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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.