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Finding the Fourth Proportional to 300,736.53, 451,073.01 and 158,524.81

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Solution

The fourth proportional to 300,736.53, 451,073.01 and 158,524.81 is: 237,770.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,736.53 : 451,073.01 = 158,524.81 : x
  2. Step 2: Convert to fraction form
    300,736.53/451,073.01 = 158,524.81/x
  3. Step 3: Cross multiply
    300,736.53x = 451,073.01 × 158,524.81
  4. Step 4: Simplify right side
    300,736.53x = 71,506,262,673.16
  5. Step 5: Solve for x
    x = 71,506,262,673.16/300,736.53
  6. Step 6: Final answer
    x = 237,770.46

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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.