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Finding the Fourth Proportional to 503,527.61, 694,868.22 and 277,173.11

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Solution

The fourth proportional to 503,527.61, 694,868.22 and 277,173.11 is: 382,498.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,527.61 : 694,868.22 = 277,173.11 : x
  2. Step 2: Convert to fraction form
    503,527.61/694,868.22 = 277,173.11/x
  3. Step 3: Cross multiply
    503,527.61x = 694,868.22 × 277,173.11
  4. Step 4: Simplify right side
    503,527.61x = 192,598,782,103.22
  5. Step 5: Solve for x
    x = 192,598,782,103.22/503,527.61
  6. Step 6: Final answer
    x = 382,498.95

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Double scale
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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.