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Finding the Third Proportional to 1,840.22 and 2,706.19

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Solution

The third proportional to 1,840.22 and 2,706.19 is: 3,979.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,840.22 : 2,706.19 = 2,706.19 : x
  2. Step 2: Convert to fraction form
    1,840.22/2,706.19 = 2,706.19/x
  3. Step 3: Cross multiply
    1,840.22x = 2,706.19 × 2,706.19
  4. Step 4: Simplify right side
    1,840.22x = 7,323,450.79
  5. Step 5: Solve for x
    x = 7,323,450.79/1,840.22
  6. Step 6: Final answer
    x = 3,979.66

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.