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Finding the Fourth Proportional to 546,059.88, 819,458.91 and 191,076.98

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Solution

The fourth proportional to 546,059.88, 819,458.91 and 191,076.98 is: 286,744.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,059.88 : 819,458.91 = 191,076.98 : x
  2. Step 2: Convert to fraction form
    546,059.88/819,458.91 = 191,076.98/x
  3. Step 3: Cross multiply
    546,059.88x = 819,458.91 × 191,076.98
  4. Step 4: Simplify right side
    546,059.88x = 156,579,729,659.60
  5. Step 5: Solve for x
    x = 156,579,729,659.60/546,059.88
  6. Step 6: Final answer
    x = 286,744.61

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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.