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Finding the Fourth Proportional to 503,106.39, 694,297.58 and 276,751.89

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Solution

The fourth proportional to 503,106.39, 694,297.58 and 276,751.89 is: 381,923.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,106.39 : 694,297.58 = 276,751.89 : x
  2. Step 2: Convert to fraction form
    503,106.39/694,297.58 = 276,751.89/x
  3. Step 3: Cross multiply
    503,106.39x = 694,297.58 × 276,751.89
  4. Step 4: Simplify right side
    503,106.39x = 192,148,166,103.67
  5. Step 5: Solve for x
    x = 192,148,166,103.67/503,106.39
  6. Step 6: Final answer
    x = 381,923.53

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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.