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Finding the Third Proportional to 3,075.75 and 4,616.44

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Solution

The third proportional to 3,075.75 and 4,616.44 is: 6,928.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,075.75 : 4,616.44 = 4,616.44 : x
  2. Step 2: Convert to fraction form
    3,075.75/4,616.44 = 4,616.44/x
  3. Step 3: Cross multiply
    3,075.75x = 4,616.44 × 4,616.44
  4. Step 4: Simplify right side
    3,075.75x = 21,311,495.19
  5. Step 5: Solve for x
    x = 21,311,495.19/3,075.75
  6. Step 6: Final answer
    x = 6,928.88

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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.