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Finding the Fourth Proportional to 503,296, 694,553.34 and 276,946.36

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Solution

The fourth proportional to 503,296, 694,553.34 and 276,946.36 is: 382,188.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,296 : 694,553.34 = 276,946.36 : x
  2. Step 2: Convert to fraction form
    503,296/694,553.34 = 276,946.36/x
  3. Step 3: Cross multiply
    503,296x = 694,553.34 × 276,946.36
  4. Step 4: Simplify right side
    503,296x = 192,354,019,338.84
  5. Step 5: Solve for x
    x = 192,354,019,338.84/503,296
  6. Step 6: Final answer
    x = 382,188.65

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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.