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Finding the Fourth Proportional to 244,891.80, 366,948.90 and 161,688.60

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Solution

The fourth proportional to 244,891.80, 366,948.90 and 161,688.60 is: 242,276.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,891.80 : 366,948.90 = 161,688.60 : x
  2. Step 2: Convert to fraction form
    244,891.80/366,948.90 = 161,688.60/x
  3. Step 3: Cross multiply
    244,891.80x = 366,948.90 × 161,688.60
  4. Step 4: Simplify right side
    244,891.80x = 59,331,453,912.54
  5. Step 5: Solve for x
    x = 59,331,453,912.54/244,891.80
  6. Step 6: Final answer
    x = 242,276.20

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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.