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Finding the Fourth Proportional to 504,195.75, 695,804.99 and 277,855.83

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Solution

The fourth proportional to 504,195.75, 695,804.99 and 277,855.83 is: 383,449.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,195.75 : 695,804.99 = 277,855.83 : x
  2. Step 2: Convert to fraction form
    504,195.75/695,804.99 = 277,855.83/x
  3. Step 3: Cross multiply
    504,195.75x = 695,804.99 × 277,855.83
  4. Step 4: Simplify right side
    504,195.75x = 193,333,471,625.31
  5. Step 5: Solve for x
    x = 193,333,471,625.31/504,195.75
  6. Step 6: Final answer
    x = 383,449.23

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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.