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Finding the Fourth Proportional to 4,636.56, 6,398.56 and 2,540.69

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Solution

The fourth proportional to 4,636.56, 6,398.56 and 2,540.69 is: 3,506.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,636.56 : 6,398.56 = 2,540.69 : x
  2. Step 2: Convert to fraction form
    4,636.56/6,398.56 = 2,540.69/x
  3. Step 3: Cross multiply
    4,636.56x = 6,398.56 × 2,540.69
  4. Step 4: Simplify right side
    4,636.56x = 16,256,757.41
  5. Step 5: Solve for x
    x = 16,256,757.41/4,636.56
  6. Step 6: Final answer
    x = 3,506.21

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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.