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Finding the Third Proportional to 2,808.94 and 6,116.06

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Solution

The third proportional to 2,808.94 and 6,116.06 is: 13,316.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,808.94 : 6,116.06 = 6,116.06 : x
  2. Step 2: Convert to fraction form
    2,808.94/6,116.06 = 6,116.06/x
  3. Step 3: Cross multiply
    2,808.94x = 6,116.06 × 6,116.06
  4. Step 4: Simplify right side
    2,808.94x = 37,406,220.50
  5. Step 5: Solve for x
    x = 37,406,220.50/2,808.94
  6. Step 6: Final answer
    x = 13,316.86

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.