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Finding the Fourth Proportional to 511,584.25, 767,455.19 and 174,546.34

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Solution

The fourth proportional to 511,584.25, 767,455.19 and 174,546.34 is: 261,846.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,584.25 : 767,455.19 = 174,546.34 : x
  2. Step 2: Convert to fraction form
    511,584.25/767,455.19 = 174,546.34/x
  3. Step 3: Cross multiply
    511,584.25x = 767,455.19 × 174,546.34
  4. Step 4: Simplify right side
    511,584.25x = 133,956,493,046.23
  5. Step 5: Solve for x
    x = 133,956,493,046.23/511,584.25
  6. Step 6: Final answer
    x = 261,846.40

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1.5x scale

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.