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Finding the Fourth Proportional to 504,137.70, 695,702.25 and 277,791.30

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Solution

The fourth proportional to 504,137.70, 695,702.25 and 277,791.30 is: 383,347.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,137.70 : 695,702.25 = 277,791.30 : x
  2. Step 2: Convert to fraction form
    504,137.70/695,702.25 = 277,791.30/x
  3. Step 3: Cross multiply
    504,137.70x = 695,702.25 × 277,791.30
  4. Step 4: Simplify right side
    504,137.70x = 193,260,032,440.43
  5. Step 5: Solve for x
    x = 193,260,032,440.43/504,137.70
  6. Step 6: Final answer
    x = 383,347.71

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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.