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Finding the Fourth Proportional to 367,192.08, 550,270.94 and 291,978.32

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Solution

The fourth proportional to 367,192.08, 550,270.94 and 291,978.32 is: 437,556.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,192.08 : 550,270.94 = 291,978.32 : x
  2. Step 2: Convert to fraction form
    367,192.08/550,270.94 = 291,978.32/x
  3. Step 3: Cross multiply
    367,192.08x = 550,270.94 × 291,978.32
  4. Step 4: Simplify right side
    367,192.08x = 160,667,180,394.78
  5. Step 5: Solve for x
    x = 160,667,180,394.78/367,192.08
  6. Step 6: Final answer
    x = 437,556.23

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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.