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Finding the Third Proportional to 6,237 and 8,581.50

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Solution

The third proportional to 6,237 and 8,581.50 is: 11,807.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,237 : 8,581.50 = 8,581.50 : x
  2. Step 2: Convert to fraction form
    6,237/8,581.50 = 8,581.50/x
  3. Step 3: Cross multiply
    6,237x = 8,581.50 × 8,581.50
  4. Step 4: Simplify right side
    6,237x = 73,642,142.25
  5. Step 5: Solve for x
    x = 73,642,142.25/6,237
  6. Step 6: Final answer
    x = 11,807.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.