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Finding the Fourth Proportional to 544,989.37, 817,245.74 and 274,951.37

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Solution

The fourth proportional to 544,989.37, 817,245.74 and 274,951.37 is: 412,306.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,989.37 : 817,245.74 = 274,951.37 : x
  2. Step 2: Convert to fraction form
    544,989.37/817,245.74 = 274,951.37/x
  3. Step 3: Cross multiply
    544,989.37x = 817,245.74 × 274,951.37
  4. Step 4: Simplify right side
    544,989.37x = 224,702,835,839.66
  5. Step 5: Solve for x
    x = 224,702,835,839.66/544,989.37
  6. Step 6: Final answer
    x = 412,306.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.