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Finding the Fourth Proportional to 6,451.44, 8,903.28 and 3,798.96

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Solution

The fourth proportional to 6,451.44, 8,903.28 and 3,798.96 is: 5,242.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,451.44 : 8,903.28 = 3,798.96 : x
  2. Step 2: Convert to fraction form
    6,451.44/8,903.28 = 3,798.96/x
  3. Step 3: Cross multiply
    6,451.44x = 8,903.28 × 3,798.96
  4. Step 4: Simplify right side
    6,451.44x = 33,823,204.59
  5. Step 5: Solve for x
    x = 33,823,204.59/6,451.44
  6. Step 6: Final answer
    x = 5,242.74

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Double scale
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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.