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Finding the Third Proportional to 3,116.63 and 4,805.06

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Solution

The third proportional to 3,116.63 and 4,805.06 is: 7,408.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,116.63 : 4,805.06 = 4,805.06 : x
  2. Step 2: Convert to fraction form
    3,116.63/4,805.06 = 4,805.06/x
  3. Step 3: Cross multiply
    3,116.63x = 4,805.06 × 4,805.06
  4. Step 4: Simplify right side
    3,116.63x = 23,088,625.63
  5. Step 5: Solve for x
    x = 23,088,625.63/3,116.63
  6. Step 6: Final answer
    x = 7,408.21

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.