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Finding the Fourth Proportional to 5,969.72, 8,238.02 and 3,317.06

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Solution

The fourth proportional to 5,969.72, 8,238.02 and 3,317.06 is: 4,577.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,969.72 : 8,238.02 = 3,317.06 : x
  2. Step 2: Convert to fraction form
    5,969.72/8,238.02 = 3,317.06/x
  3. Step 3: Cross multiply
    5,969.72x = 8,238.02 × 3,317.06
  4. Step 4: Simplify right side
    5,969.72x = 27,326,006.62
  5. Step 5: Solve for x
    x = 27,326,006.62/5,969.72
  6. Step 6: Final answer
    x = 4,577.44

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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.