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Finding the Third Proportional to 2,787.50 and 6,011

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Solution

The third proportional to 2,787.50 and 6,011 is: 12,962.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,787.50 : 6,011 = 6,011 : x
  2. Step 2: Convert to fraction form
    2,787.50/6,011 = 6,011/x
  3. Step 3: Cross multiply
    2,787.50x = 6,011 × 6,011
  4. Step 4: Simplify right side
    2,787.50x = 36,132,121
  5. Step 5: Solve for x
    x = 36,132,121/2,787.50
  6. Step 6: Final answer
    x = 12,962.20

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.