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Finding the Fourth Proportional to 363,481.17, 545,308.02 and 114,163.17

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Solution

The fourth proportional to 363,481.17, 545,308.02 and 114,163.17 is: 171,271.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,481.17 : 545,308.02 = 114,163.17 : x
  2. Step 2: Convert to fraction form
    363,481.17/545,308.02 = 114,163.17/x
  3. Step 3: Cross multiply
    363,481.17x = 545,308.02 × 114,163.17
  4. Step 4: Simplify right side
    363,481.17x = 62,254,092,189.62
  5. Step 5: Solve for x
    x = 62,254,092,189.62/363,481.17
  6. Step 6: Final answer
    x = 171,271.85

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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.