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Finding the Third Proportional to 6,718 and 9,276

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Solution

The third proportional to 6,718 and 9,276 is: 12,808.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,718 : 9,276 = 9,276 : x
  2. Step 2: Convert to fraction form
    6,718/9,276 = 9,276/x
  3. Step 3: Cross multiply
    6,718x = 9,276 × 9,276
  4. Step 4: Simplify right side
    6,718x = 86,044,176
  5. Step 5: Solve for x
    x = 86,044,176/6,718
  6. Step 6: Final answer
    x = 12,808.00

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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.