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Finding the Fourth Proportional to 336,003.96, 504,104.38 and 99,352.76

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Solution

The fourth proportional to 336,003.96, 504,104.38 and 99,352.76 is: 149,058.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,003.96 : 504,104.38 = 99,352.76 : x
  2. Step 2: Convert to fraction form
    336,003.96/504,104.38 = 99,352.76/x
  3. Step 3: Cross multiply
    336,003.96x = 504,104.38 × 99,352.76
  4. Step 4: Simplify right side
    336,003.96x = 50,084,161,481.09
  5. Step 5: Solve for x
    x = 50,084,161,481.09/336,003.96
  6. Step 6: Final answer
    x = 149,058.25

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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.