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Finding the Fourth Proportional to 546,087.66, 819,500.37 and 191,104.75

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Solution

The fourth proportional to 546,087.66, 819,500.37 and 191,104.75 is: 286,786.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,087.66 : 819,500.37 = 191,104.75 : x
  2. Step 2: Convert to fraction form
    546,087.66/819,500.37 = 191,104.75/x
  3. Step 3: Cross multiply
    546,087.66x = 819,500.37 × 191,104.75
  4. Step 4: Simplify right side
    546,087.66x = 156,610,415,074.78
  5. Step 5: Solve for x
    x = 156,610,415,074.78/546,087.66
  6. Step 6: Final answer
    x = 286,786.22

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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.