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Finding the Fourth Proportional to 301,542.60, 451,657.80 and 183,007.20

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Solution

The fourth proportional to 301,542.60, 451,657.80 and 183,007.20 is: 274,112.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,542.60 : 451,657.80 = 183,007.20 : x
  2. Step 2: Convert to fraction form
    301,542.60/451,657.80 = 183,007.20/x
  3. Step 3: Cross multiply
    301,542.60x = 451,657.80 × 183,007.20
  4. Step 4: Simplify right side
    301,542.60x = 82,656,629,336.16
  5. Step 5: Solve for x
    x = 82,656,629,336.16/301,542.60
  6. Step 6: Final answer
    x = 274,112.61

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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.