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Finding the Fourth Proportional to 481,676.08, 664,705.44 and 263,883.04

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Solution

The fourth proportional to 481,676.08, 664,705.44 and 263,883.04 is: 364,154.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,676.08 : 664,705.44 = 263,883.04 : x
  2. Step 2: Convert to fraction form
    481,676.08/664,705.44 = 263,883.04/x
  3. Step 3: Cross multiply
    481,676.08x = 664,705.44 × 263,883.04
  4. Step 4: Simplify right side
    481,676.08x = 175,404,492,211.74
  5. Step 5: Solve for x
    x = 175,404,492,211.74/481,676.08
  6. Step 6: Final answer
    x = 364,154.46

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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.