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Finding the Fourth Proportional to 301,230.60, 451,530.63 and 101,481.96

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Solution

The fourth proportional to 301,230.60, 451,530.63 and 101,481.96 is: 152,116.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,230.60 : 451,530.63 = 101,481.96 : x
  2. Step 2: Convert to fraction form
    301,230.60/451,530.63 = 101,481.96/x
  3. Step 3: Cross multiply
    301,230.60x = 451,530.63 × 101,481.96
  4. Step 4: Simplify right side
    301,230.60x = 45,822,214,740.26
  5. Step 5: Solve for x
    x = 45,822,214,740.26/301,230.60
  6. Step 6: Final answer
    x = 152,116.73

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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.