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Finding the Third Proportional to 1,748.46 and 2,707.41

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Solution

The third proportional to 1,748.46 and 2,707.41 is: 4,192.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,748.46 : 2,707.41 = 2,707.41 : x
  2. Step 2: Convert to fraction form
    1,748.46/2,707.41 = 2,707.41/x
  3. Step 3: Cross multiply
    1,748.46x = 2,707.41 × 2,707.41
  4. Step 4: Simplify right side
    1,748.46x = 7,330,064.47
  5. Step 5: Solve for x
    x = 7,330,064.47/1,748.46
  6. Step 6: Final answer
    x = 4,192.30

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.