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Finding the Fourth Proportional to 481,714.98, 664,804.17 and 266,874.90

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Solution

The fourth proportional to 481,714.98, 664,804.17 and 266,874.90 is: 368,308.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,714.98 : 664,804.17 = 266,874.90 : x
  2. Step 2: Convert to fraction form
    481,714.98/664,804.17 = 266,874.90/x
  3. Step 3: Cross multiply
    481,714.98x = 664,804.17 × 266,874.90
  4. Step 4: Simplify right side
    481,714.98x = 177,419,546,388.33
  5. Step 5: Solve for x
    x = 177,419,546,388.33/481,714.98
  6. Step 6: Final answer
    x = 368,308.14

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1.5x scale

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.