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Finding the Fourth Proportional to 301,172.39, 451,613.26 and 174,844.43

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Solution

The fourth proportional to 301,172.39, 451,613.26 and 174,844.43 is: 262,182.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,172.39 : 451,613.26 = 174,844.43 : x
  2. Step 2: Convert to fraction form
    301,172.39/451,613.26 = 174,844.43/x
  3. Step 3: Cross multiply
    301,172.39x = 451,613.26 × 174,844.43
  4. Step 4: Simplify right side
    301,172.39x = 78,962,063,717.06
  5. Step 5: Solve for x
    x = 78,962,063,717.06/301,172.39
  6. Step 6: Final answer
    x = 262,182.28

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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.