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Finding the Fourth Proportional to 503,236.76, 694,466.72 and 276,882.24

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Solution

The fourth proportional to 503,236.76, 694,466.72 and 276,882.24 is: 382,097.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,236.76 : 694,466.72 = 276,882.24 : x
  2. Step 2: Convert to fraction form
    503,236.76/694,466.72 = 276,882.24/x
  3. Step 3: Cross multiply
    503,236.76x = 694,466.72 × 276,882.24
  4. Step 4: Simplify right side
    503,236.76x = 192,285,501,039.05
  5. Step 5: Solve for x
    x = 192,285,501,039.05/503,236.76
  6. Step 6: Final answer
    x = 382,097.49

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.