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Finding the Fourth Proportional to 344,254.56, 516,367.80 and 119,665.92

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Solution

The fourth proportional to 344,254.56, 516,367.80 and 119,665.92 is: 179,494.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,254.56 : 516,367.80 = 119,665.92 : x
  2. Step 2: Convert to fraction form
    344,254.56/516,367.80 = 119,665.92/x
  3. Step 3: Cross multiply
    344,254.56x = 516,367.80 × 119,665.92
  4. Step 4: Simplify right side
    344,254.56x = 61,791,627,845.38
  5. Step 5: Solve for x
    x = 61,791,627,845.38/344,254.56
  6. Step 6: Final answer
    x = 179,494.00

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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.