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Finding the Fourth Proportional to 29,520.40, 44,280.60 and 27,907.60

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Solution

The fourth proportional to 29,520.40, 44,280.60 and 27,907.60 is: 41,861.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,520.40 : 44,280.60 = 27,907.60 : x
  2. Step 2: Convert to fraction form
    29,520.40/44,280.60 = 27,907.60/x
  3. Step 3: Cross multiply
    29,520.40x = 44,280.60 × 27,907.60
  4. Step 4: Simplify right side
    29,520.40x = 1,235,765,272.56
  5. Step 5: Solve for x
    x = 1,235,765,272.56/29,520.40
  6. Step 6: Final answer
    x = 41,861.40

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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.