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Finding the Third Proportional to 2,740 and 6,576

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Solution

The third proportional to 2,740 and 6,576 is: 15,782.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,740 : 6,576 = 6,576 : x
  2. Step 2: Convert to fraction form
    2,740/6,576 = 6,576/x
  3. Step 3: Cross multiply
    2,740x = 6,576 × 6,576
  4. Step 4: Simplify right side
    2,740x = 43,243,776
  5. Step 5: Solve for x
    x = 43,243,776/2,740
  6. Step 6: Final answer
    x = 15,782.40

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Why These Related Problems?

These problems maintain the same ratio (2.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.