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Finding the Fourth Proportional to 366,682.73, 550,024.56 and 100,445.58

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Solution

The fourth proportional to 366,682.73, 550,024.56 and 100,445.58 is: 150,668.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,682.73 : 550,024.56 = 100,445.58 : x
  2. Step 2: Convert to fraction form
    366,682.73/550,024.56 = 100,445.58/x
  3. Step 3: Cross multiply
    366,682.73x = 550,024.56 × 100,445.58
  4. Step 4: Simplify right side
    366,682.73x = 55,247,535,943.44
  5. Step 5: Solve for x
    x = 55,247,535,943.44/366,682.73
  6. Step 6: Final answer
    x = 150,668.50

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1.5x scale

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.