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Finding the Third Proportional to 1,220.63 and 2,714.06

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Solution

The third proportional to 1,220.63 and 2,714.06 is: 6,034.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,220.63 : 2,714.06 = 2,714.06 : x
  2. Step 2: Convert to fraction form
    1,220.63/2,714.06 = 2,714.06/x
  3. Step 3: Cross multiply
    1,220.63x = 2,714.06 × 2,714.06
  4. Step 4: Simplify right side
    1,220.63x = 7,366,135.25
  5. Step 5: Solve for x
    x = 7,366,135.25/1,220.63
  6. Step 6: Final answer
    x = 6,034.72

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.