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Finding the Third Proportional to 5,329.69 and 8,342.44

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Solution

The third proportional to 5,329.69 and 8,342.44 is: 13,058.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,329.69 : 8,342.44 = 8,342.44 : x
  2. Step 2: Convert to fraction form
    5,329.69/8,342.44 = 8,342.44/x
  3. Step 3: Cross multiply
    5,329.69x = 8,342.44 × 8,342.44
  4. Step 4: Simplify right side
    5,329.69x = 69,596,263.44
  5. Step 5: Solve for x
    x = 69,596,263.44/5,329.69
  6. Step 6: Final answer
    x = 13,058.23

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.