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Finding the Fourth Proportional to 366,764.29, 550,087.40 and 100,462.55

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Solution

The fourth proportional to 366,764.29, 550,087.40 and 100,462.55 is: 150,677.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,764.29 : 550,087.40 = 100,462.55 : x
  2. Step 2: Convert to fraction form
    366,764.29/550,087.40 = 100,462.55/x
  3. Step 3: Cross multiply
    366,764.29x = 550,087.40 × 100,462.55
  4. Step 4: Simplify right side
    366,764.29x = 55,263,180,427.59
  5. Step 5: Solve for x
    x = 55,263,180,427.59/366,764.29
  6. Step 6: Final answer
    x = 150,677.65

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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.