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Finding the Fourth Proportional to 503,559.52, 694,912.20 and 277,205.04

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Solution

The fourth proportional to 503,559.52, 694,912.20 and 277,205.04 is: 382,542.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,559.52 : 694,912.20 = 277,205.04 : x
  2. Step 2: Convert to fraction form
    503,559.52/694,912.20 = 277,205.04/x
  3. Step 3: Cross multiply
    503,559.52x = 694,912.20 × 277,205.04
  4. Step 4: Simplify right side
    503,559.52x = 192,633,164,197.49
  5. Step 5: Solve for x
    x = 192,633,164,197.49/503,559.52
  6. Step 6: Final answer
    x = 382,542.99

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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.