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Finding the Fourth Proportional to 493,359.26, 680,837.40 and 267,004.76

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Solution

The fourth proportional to 493,359.26, 680,837.40 and 267,004.76 is: 368,467.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,359.26 : 680,837.40 = 267,004.76 : x
  2. Step 2: Convert to fraction form
    493,359.26/680,837.40 = 267,004.76/x
  3. Step 3: Cross multiply
    493,359.26x = 680,837.40 × 267,004.76
  4. Step 4: Simplify right side
    493,359.26x = 181,786,823,181.84
  5. Step 5: Solve for x
    x = 181,786,823,181.84/493,359.26
  6. Step 6: Final answer
    x = 368,467.44

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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.