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Finding the Fourth Proportional to 335,581.44, 463,112.64 and 192,369.12

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Solution

The fourth proportional to 335,581.44, 463,112.64 and 192,369.12 is: 265,475.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,581.44 : 463,112.64 = 192,369.12 : x
  2. Step 2: Convert to fraction form
    335,581.44/463,112.64 = 192,369.12/x
  3. Step 3: Cross multiply
    335,581.44x = 463,112.64 × 192,369.12
  4. Step 4: Simplify right side
    335,581.44x = 89,088,571,017.68
  5. Step 5: Solve for x
    x = 89,088,571,017.68/335,581.44
  6. Step 6: Final answer
    x = 265,475.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.