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Finding the Fourth Proportional to 503,883.87, 695,359.76 and 277,529.37

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Solution

The fourth proportional to 503,883.87, 695,359.76 and 277,529.37 is: 382,990.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,883.87 : 695,359.76 = 277,529.37 : x
  2. Step 2: Convert to fraction form
    503,883.87/695,359.76 = 277,529.37/x
  3. Step 3: Cross multiply
    503,883.87x = 695,359.76 × 277,529.37
  4. Step 4: Simplify right side
    503,883.87x = 192,982,754,728.50
  5. Step 5: Solve for x
    x = 192,982,754,728.50/503,883.87
  6. Step 6: Final answer
    x = 382,990.54

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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.