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Finding the Fourth Proportional to 250,213.88, 374,379.12 and 175,479.90

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Solution

The fourth proportional to 250,213.88, 374,379.12 and 175,479.90 is: 262,559.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,213.88 : 374,379.12 = 175,479.90 : x
  2. Step 2: Convert to fraction form
    250,213.88/374,379.12 = 175,479.90/x
  3. Step 3: Cross multiply
    250,213.88x = 374,379.12 × 175,479.90
  4. Step 4: Simplify right side
    250,213.88x = 65,696,010,539.69
  5. Step 5: Solve for x
    x = 65,696,010,539.69/250,213.88
  6. Step 6: Final answer
    x = 262,559.42

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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.