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Finding the Fourth Proportional to 323,185.60, 484,471.68 and 112,767.04

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Solution

The fourth proportional to 323,185.60, 484,471.68 and 112,767.04 is: 169,043.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,185.60 : 484,471.68 = 112,767.04 : x
  2. Step 2: Convert to fraction form
    323,185.60/484,471.68 = 112,767.04/x
  3. Step 3: Cross multiply
    323,185.60x = 484,471.68 × 112,767.04
  4. Step 4: Simplify right side
    323,185.60x = 54,632,437,317.43
  5. Step 5: Solve for x
    x = 54,632,437,317.43/323,185.60
  6. Step 6: Final answer
    x = 169,043.54

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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.