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Finding the Fourth Proportional to 366,811.83, 550,180.89 and 100,599.12

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Solution

The fourth proportional to 366,811.83, 550,180.89 and 100,599.12 is: 150,888.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,811.83 : 550,180.89 = 100,599.12 : x
  2. Step 2: Convert to fraction form
    366,811.83/550,180.89 = 100,599.12/x
  3. Step 3: Cross multiply
    366,811.83x = 550,180.89 × 100,599.12
  4. Step 4: Simplify right side
    366,811.83x = 55,347,713,374.82
  5. Step 5: Solve for x
    x = 55,347,713,374.82/366,811.83
  6. Step 6: Final answer
    x = 150,888.57

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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.