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Finding the Fourth Proportional to 503,525.92, 694,865.76 and 274,084.06

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Solution

The fourth proportional to 503,525.92, 694,865.76 and 274,084.06 is: 378,236.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,525.92 : 694,865.76 = 274,084.06 : x
  2. Step 2: Convert to fraction form
    503,525.92/694,865.76 = 274,084.06/x
  3. Step 3: Cross multiply
    503,525.92x = 694,865.76 × 274,084.06
  4. Step 4: Simplify right side
    503,525.92x = 190,451,628,655.79
  5. Step 5: Solve for x
    x = 190,451,628,655.79/503,525.92
  6. Step 6: Final answer
    x = 378,236.00

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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.