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Finding the Fourth Proportional to 740,682.56, 1,110,794.64 and 267,308

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Solution

The fourth proportional to 740,682.56, 1,110,794.64 and 267,308 is: 400,879.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,682.56 : 1,110,794.64 = 267,308 : x
  2. Step 2: Convert to fraction form
    740,682.56/1,110,794.64 = 267,308/x
  3. Step 3: Cross multiply
    740,682.56x = 1,110,794.64 × 267,308
  4. Step 4: Simplify right side
    740,682.56x = 296,924,293,629.12
  5. Step 5: Solve for x
    x = 296,924,293,629.12/740,682.56
  6. Step 6: Final answer
    x = 400,879.28

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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.