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Finding the Fourth Proportional to 244,841.80, 366,974.70 and 139,760.20

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Solution

The fourth proportional to 244,841.80, 366,974.70 and 139,760.20 is: 209,475.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,841.80 : 366,974.70 = 139,760.20 : x
  2. Step 2: Convert to fraction form
    244,841.80/366,974.70 = 139,760.20/x
  3. Step 3: Cross multiply
    244,841.80x = 366,974.70 × 139,760.20
  4. Step 4: Simplify right side
    244,841.80x = 51,288,457,466.94
  5. Step 5: Solve for x
    x = 51,288,457,466.94/244,841.80
  6. Step 6: Final answer
    x = 209,475.90

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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.