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Finding the Fourth Proportional to 344,241.83, 516,184.52 and 154,538.87

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Solution

The fourth proportional to 344,241.83, 516,184.52 and 154,538.87 is: 231,728.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,241.83 : 516,184.52 = 154,538.87 : x
  2. Step 2: Convert to fraction form
    344,241.83/516,184.52 = 154,538.87/x
  3. Step 3: Cross multiply
    344,241.83x = 516,184.52 × 154,538.87
  4. Step 4: Simplify right side
    344,241.83x = 79,770,569,078.68
  5. Step 5: Solve for x
    x = 79,770,569,078.68/344,241.83
  6. Step 6: Final answer
    x = 231,728.29

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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.