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Finding the Third Proportional to 3,465 and 4,396.50

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Solution

The third proportional to 3,465 and 4,396.50 is: 5,578.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465 : 4,396.50 = 4,396.50 : x
  2. Step 2: Convert to fraction form
    3,465/4,396.50 = 4,396.50/x
  3. Step 3: Cross multiply
    3,465x = 4,396.50 × 4,396.50
  4. Step 4: Simplify right side
    3,465x = 19,329,212.25
  5. Step 5: Solve for x
    x = 19,329,212.25/3,465
  6. Step 6: Final answer
    x = 5,578.42

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Why These Related Problems?

These problems maintain the same ratio (1.27) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.