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Finding the Fourth Proportional to 149,631, 224,483.48 and 44,449.80

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Solution

The fourth proportional to 149,631, 224,483.48 and 44,449.80 is: 66,685.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,631 : 224,483.48 = 44,449.80 : x
  2. Step 2: Convert to fraction form
    149,631/224,483.48 = 44,449.80/x
  3. Step 3: Cross multiply
    149,631x = 224,483.48 × 44,449.80
  4. Step 4: Simplify right side
    149,631x = 9,978,245,789.30
  5. Step 5: Solve for x
    x = 9,978,245,789.30/149,631
  6. Step 6: Final answer
    x = 66,685.69

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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.