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Finding the Third Proportional to 3,157.50 and 6,576

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Solution

The third proportional to 3,157.50 and 6,576 is: 13,695.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,157.50 : 6,576 = 6,576 : x
  2. Step 2: Convert to fraction form
    3,157.50/6,576 = 6,576/x
  3. Step 3: Cross multiply
    3,157.50x = 6,576 × 6,576
  4. Step 4: Simplify right side
    3,157.50x = 43,243,776
  5. Step 5: Solve for x
    x = 43,243,776/3,157.50
  6. Step 6: Final answer
    x = 13,695.57

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.