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Finding the Fourth Proportional to 4,235.63, 5,845.16 and 2,579.63

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Solution

The fourth proportional to 4,235.63, 5,845.16 and 2,579.63 is: 3,559.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,235.63 : 5,845.16 = 2,579.63 : x
  2. Step 2: Convert to fraction form
    4,235.63/5,845.16 = 2,579.63/x
  3. Step 3: Cross multiply
    4,235.63x = 5,845.16 × 2,579.63
  4. Step 4: Simplify right side
    4,235.63x = 15,078,327.31
  5. Step 5: Solve for x
    x = 15,078,327.31/4,235.63
  6. Step 6: Final answer
    x = 3,559.88

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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.