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Finding the Fourth Proportional to 503,262, 694,506.42 and 276,912.36

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Solution

The fourth proportional to 503,262, 694,506.42 and 276,912.36 is: 382,141.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,262 : 694,506.42 = 276,912.36 : x
  2. Step 2: Convert to fraction form
    503,262/694,506.42 = 276,912.36/x
  3. Step 3: Cross multiply
    503,262x = 694,506.42 × 276,912.36
  4. Step 4: Simplify right side
    503,262x = 192,317,411,797.35
  5. Step 5: Solve for x
    x = 192,317,411,797.35/503,262
  6. Step 6: Final answer
    x = 382,141.73

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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.