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Finding the Fourth Proportional to 503,630.73, 754,971.21 and 250,672.08

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Solution

The fourth proportional to 503,630.73, 754,971.21 and 250,672.08 is: 375,771.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,630.73 : 754,971.21 = 250,672.08 : x
  2. Step 2: Convert to fraction form
    503,630.73/754,971.21 = 250,672.08/x
  3. Step 3: Cross multiply
    503,630.73x = 754,971.21 × 250,672.08
  4. Step 4: Simplify right side
    503,630.73x = 189,250,203,550.82
  5. Step 5: Solve for x
    x = 189,250,203,550.82/503,630.73
  6. Step 6: Final answer
    x = 375,771.76

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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.