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Finding the Fourth Proportional to 729,652.92, 1,094,483 and 329,825.56

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Solution

The fourth proportional to 729,652.92, 1,094,483 and 329,825.56 is: 494,739.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,652.92 : 1,094,483 = 329,825.56 : x
  2. Step 2: Convert to fraction form
    729,652.92/1,094,483 = 329,825.56/x
  3. Step 3: Cross multiply
    729,652.92x = 1,094,483 × 329,825.56
  4. Step 4: Simplify right side
    729,652.92x = 360,988,468,385.48
  5. Step 5: Solve for x
    x = 360,988,468,385.48/729,652.92
  6. Step 6: Final answer
    x = 494,739.98

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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.