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Finding the Fourth Proportional to 503,211.67, 694,433.76 and 273,768.88

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Solution

The fourth proportional to 503,211.67, 694,433.76 and 273,768.88 is: 377,801.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,211.67 : 694,433.76 = 273,768.88 : x
  2. Step 2: Convert to fraction form
    503,211.67/694,433.76 = 273,768.88/x
  3. Step 3: Cross multiply
    503,211.67x = 694,433.76 × 273,768.88
  4. Step 4: Simplify right side
    503,211.67x = 190,114,352,709.39
  5. Step 5: Solve for x
    x = 190,114,352,709.39/503,211.67
  6. Step 6: Final answer
    x = 377,801.96

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1.5x scale

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.