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Finding the Fourth Proportional to 244,990.98, 338,124.24 and 149,553

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Solution

The fourth proportional to 244,990.98, 338,124.24 and 149,553 is: 206,405.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,990.98 : 338,124.24 = 149,553 : x
  2. Step 2: Convert to fraction form
    244,990.98/338,124.24 = 149,553/x
  3. Step 3: Cross multiply
    244,990.98x = 338,124.24 × 149,553
  4. Step 4: Simplify right side
    244,990.98x = 50,567,494,464.72
  5. Step 5: Solve for x
    x = 50,567,494,464.72/244,990.98
  6. Step 6: Final answer
    x = 206,405.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.