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Finding the Fourth Proportional to 344,434.12, 516,660.92 and 95,116.12

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Solution

The fourth proportional to 344,434.12, 516,660.92 and 95,116.12 is: 142,676.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,434.12 : 516,660.92 = 95,116.12 : x
  2. Step 2: Convert to fraction form
    344,434.12/516,660.92 = 95,116.12/x
  3. Step 3: Cross multiply
    344,434.12x = 516,660.92 × 95,116.12
  4. Step 4: Simplify right side
    344,434.12x = 49,142,782,066.03
  5. Step 5: Solve for x
    x = 49,142,782,066.03/344,434.12
  6. Step 6: Final answer
    x = 142,676.87

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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.