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Finding the Fourth Proportional to 24,880.40, 37,321.40 and 9,299.60

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Solution

The fourth proportional to 24,880.40, 37,321.40 and 9,299.60 is: 13,949.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,880.40 : 37,321.40 = 9,299.60 : x
  2. Step 2: Convert to fraction form
    24,880.40/37,321.40 = 9,299.60/x
  3. Step 3: Cross multiply
    24,880.40x = 37,321.40 × 9,299.60
  4. Step 4: Simplify right side
    24,880.40x = 347,074,091.44
  5. Step 5: Solve for x
    x = 347,074,091.44/24,880.40
  6. Step 6: Final answer
    x = 13,949.70

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Double scale
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Similar ratio
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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.