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Finding the Fourth Proportional to 4,899.60, 7,352.64 and 3,604.14

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Solution

The fourth proportional to 4,899.60, 7,352.64 and 3,604.14 is: 5,408.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,899.60 : 7,352.64 = 3,604.14 : x
  2. Step 2: Convert to fraction form
    4,899.60/7,352.64 = 3,604.14/x
  3. Step 3: Cross multiply
    4,899.60x = 7,352.64 × 3,604.14
  4. Step 4: Simplify right side
    4,899.60x = 26,499,943.93
  5. Step 5: Solve for x
    x = 26,499,943.93/4,899.60
  6. Step 6: Final answer
    x = 5,408.59

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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.