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Finding the Fourth Proportional to 503,296.50, 694,554.03 and 276,946.86

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Solution

The fourth proportional to 503,296.50, 694,554.03 and 276,946.86 is: 382,189.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,296.50 : 694,554.03 = 276,946.86 : x
  2. Step 2: Convert to fraction form
    503,296.50/694,554.03 = 276,946.86/x
  3. Step 3: Cross multiply
    503,296.50x = 694,554.03 × 276,946.86
  4. Step 4: Simplify right side
    503,296.50x = 192,354,557,708.85
  5. Step 5: Solve for x
    x = 192,354,557,708.85/503,296.50
  6. Step 6: Final answer
    x = 382,189.34

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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.