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Finding the Fourth Proportional to 344,574.29, 516,861.12 and 107,935.43

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Solution

The fourth proportional to 344,574.29, 516,861.12 and 107,935.43 is: 161,903.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,574.29 : 516,861.12 = 107,935.43 : x
  2. Step 2: Convert to fraction form
    344,574.29/516,861.12 = 107,935.43/x
  3. Step 3: Cross multiply
    344,574.29x = 516,861.12 × 107,935.43
  4. Step 4: Simplify right side
    344,574.29x = 55,787,624,653.18
  5. Step 5: Solve for x
    x = 55,787,624,653.18/344,574.29
  6. Step 6: Final answer
    x = 161,903.04

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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.