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Finding the Third Proportional to 2,856 and 6,075.75

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Solution

The third proportional to 2,856 and 6,075.75 is: 12,925.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,856 : 6,075.75 = 6,075.75 : x
  2. Step 2: Convert to fraction form
    2,856/6,075.75 = 6,075.75/x
  3. Step 3: Cross multiply
    2,856x = 6,075.75 × 6,075.75
  4. Step 4: Simplify right side
    2,856x = 36,914,738.06
  5. Step 5: Solve for x
    x = 36,914,738.06/2,856
  6. Step 6: Final answer
    x = 12,925.33

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.