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Finding the Fourth Proportional to 503,517.93, 755,276.93 and 171,093.93

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Solution

The fourth proportional to 503,517.93, 755,276.93 and 171,093.93 is: 256,640.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,517.93 : 755,276.93 = 171,093.93 : x
  2. Step 2: Convert to fraction form
    503,517.93/755,276.93 = 171,093.93/x
  3. Step 3: Cross multiply
    503,517.93x = 755,276.93 × 171,093.93
  4. Step 4: Simplify right side
    503,517.93x = 129,223,297,336.57
  5. Step 5: Solve for x
    x = 129,223,297,336.57/503,517.93
  6. Step 6: Final answer
    x = 256,640.91

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.