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Finding the Fourth Proportional to 8,034.40, 12,052.32 and 2,840.32

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Solution

The fourth proportional to 8,034.40, 12,052.32 and 2,840.32 is: 4,260.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,034.40 : 12,052.32 = 2,840.32 : x
  2. Step 2: Convert to fraction form
    8,034.40/12,052.32 = 2,840.32/x
  3. Step 3: Cross multiply
    8,034.40x = 12,052.32 × 2,840.32
  4. Step 4: Simplify right side
    8,034.40x = 34,232,445.54
  5. Step 5: Solve for x
    x = 34,232,445.54/8,034.40
  6. Step 6: Final answer
    x = 4,260.73

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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.