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Finding the Fourth Proportional to 337,132.80, 505,629.95 and 100,411.92

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Solution

The fourth proportional to 337,132.80, 505,629.95 and 100,411.92 is: 150,597.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,132.80 : 505,629.95 = 100,411.92 : x
  2. Step 2: Convert to fraction form
    337,132.80/505,629.95 = 100,411.92/x
  3. Step 3: Cross multiply
    337,132.80x = 505,629.95 × 100,411.92
  4. Step 4: Simplify right side
    337,132.80x = 50,771,273,586.94
  5. Step 5: Solve for x
    x = 50,771,273,586.94/337,132.80
  6. Step 6: Final answer
    x = 150,597.25

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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.