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Finding the Fourth Proportional to 481,027.71, 663,773.02 and 325,662.95

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Solution

The fourth proportional to 481,027.71, 663,773.02 and 325,662.95 is: 449,384.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,027.71 : 663,773.02 = 325,662.95 : x
  2. Step 2: Convert to fraction form
    481,027.71/663,773.02 = 325,662.95/x
  3. Step 3: Cross multiply
    481,027.71x = 663,773.02 × 325,662.95
  4. Step 4: Simplify right side
    481,027.71x = 216,166,279,823.61
  5. Step 5: Solve for x
    x = 216,166,279,823.61/481,027.71
  6. Step 6: Final answer
    x = 449,384.26

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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.