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Finding the Fourth Proportional to 366,683.50, 550,025.69 and 100,446.31

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Solution

The fourth proportional to 366,683.50, 550,025.69 and 100,446.31 is: 150,669.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,683.50 : 550,025.69 = 100,446.31 : x
  2. Step 2: Convert to fraction form
    366,683.50/550,025.69 = 100,446.31/x
  3. Step 3: Cross multiply
    366,683.50x = 550,025.69 × 100,446.31
  4. Step 4: Simplify right side
    366,683.50x = 55,248,050,965.70
  5. Step 5: Solve for x
    x = 55,248,050,965.70/366,683.50
  6. Step 6: Final answer
    x = 150,669.59

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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.