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Finding the Fourth Proportional to 503,872.00, 695,343.36 and 277,517.50

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Solution

The fourth proportional to 503,872.00, 695,343.36 and 277,517.50 is: 382,974.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,872.00 : 695,343.36 = 277,517.50 : x
  2. Step 2: Convert to fraction form
    503,872.00/695,343.36 = 277,517.50/x
  3. Step 3: Cross multiply
    503,872.00x = 695,343.36 × 277,517.50
  4. Step 4: Simplify right side
    503,872.00x = 192,969,949,170.44
  5. Step 5: Solve for x
    x = 192,969,949,170.44/503,872.00
  6. Step 6: Final answer
    x = 382,974.15

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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.