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Finding the Fourth Proportional to 507,087.68, 699,754.36 and 277,601

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Solution

The fourth proportional to 507,087.68, 699,754.36 and 277,601 is: 383,074.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,087.68 : 699,754.36 = 277,601 : x
  2. Step 2: Convert to fraction form
    507,087.68/699,754.36 = 277,601/x
  3. Step 3: Cross multiply
    507,087.68x = 699,754.36 × 277,601
  4. Step 4: Simplify right side
    507,087.68x = 194,252,510,090.36
  5. Step 5: Solve for x
    x = 194,252,510,090.36/507,087.68
  6. Step 6: Final answer
    x = 383,074.80

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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.