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Finding the Fourth Proportional to 364,699.92, 548,012.04 and 196,344.72

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Solution

The fourth proportional to 364,699.92, 548,012.04 and 196,344.72 is: 295,035.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,699.92 : 548,012.04 = 196,344.72 : x
  2. Step 2: Convert to fraction form
    364,699.92/548,012.04 = 196,344.72/x
  3. Step 3: Cross multiply
    364,699.92x = 548,012.04 × 196,344.72
  4. Step 4: Simplify right side
    364,699.92x = 107,599,270,550.43
  5. Step 5: Solve for x
    x = 107,599,270,550.43/364,699.92
  6. Step 6: Final answer
    x = 295,035.08

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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.