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Finding the Fourth Proportional to 344,090.50, 516,179.49 and 94,772.50

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Solution

The fourth proportional to 344,090.50, 516,179.49 and 94,772.50 is: 142,170.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,090.50 : 516,179.49 = 94,772.50 : x
  2. Step 2: Convert to fraction form
    344,090.50/516,179.49 = 94,772.50/x
  3. Step 3: Cross multiply
    344,090.50x = 516,179.49 × 94,772.50
  4. Step 4: Simplify right side
    344,090.50x = 48,919,620,716.03
  5. Step 5: Solve for x
    x = 48,919,620,716.03/344,090.50
  6. Step 6: Final answer
    x = 142,170.80

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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.