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Finding the Fourth Proportional to 366,474.90, 550,067.12 and 177,068.54

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Solution

The fourth proportional to 366,474.90, 550,067.12 and 177,068.54 is: 265,774.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,474.90 : 550,067.12 = 177,068.54 : x
  2. Step 2: Convert to fraction form
    366,474.90/550,067.12 = 177,068.54/x
  3. Step 3: Cross multiply
    366,474.90x = 550,067.12 × 177,068.54
  4. Step 4: Simplify right side
    366,474.90x = 97,399,581,840.40
  5. Step 5: Solve for x
    x = 97,399,581,840.40/366,474.90
  6. Step 6: Final answer
    x = 265,774.22

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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.