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Finding the Fourth Proportional to 3,443.30, 5,165.03 and 846.26

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Solution

The fourth proportional to 3,443.30, 5,165.03 and 846.26 is: 1,269.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,443.30 : 5,165.03 = 846.26 : x
  2. Step 2: Convert to fraction form
    3,443.30/5,165.03 = 846.26/x
  3. Step 3: Cross multiply
    3,443.30x = 5,165.03 × 846.26
  4. Step 4: Simplify right side
    3,443.30x = 4,370,958.29
  5. Step 5: Solve for x
    x = 4,370,958.29/3,443.30
  6. Step 6: Final answer
    x = 1,269.41

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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.