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Finding the Fourth Proportional to 535,481.65, 802,796.23 and 265,419.73

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Solution

The fourth proportional to 535,481.65, 802,796.23 and 265,419.73 is: 397,918.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,481.65 : 802,796.23 = 265,419.73 : x
  2. Step 2: Convert to fraction form
    535,481.65/802,796.23 = 265,419.73/x
  3. Step 3: Cross multiply
    535,481.65x = 802,796.23 × 265,419.73
  4. Step 4: Simplify right side
    535,481.65x = 213,077,958,611.62
  5. Step 5: Solve for x
    x = 213,077,958,611.62/535,481.65
  6. Step 6: Final answer
    x = 397,918.32

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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.