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Finding the Third Proportional to 1,707 and 2,223

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Solution

The third proportional to 1,707 and 2,223 is: 2,894.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,707 : 2,223 = 2,223 : x
  2. Step 2: Convert to fraction form
    1,707/2,223 = 2,223/x
  3. Step 3: Cross multiply
    1,707x = 2,223 × 2,223
  4. Step 4: Simplify right side
    1,707x = 4,941,729
  5. Step 5: Solve for x
    x = 4,941,729/1,707
  6. Step 6: Final answer
    x = 2,894.98

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Why These Related Problems?

These problems maintain the same ratio (1.30) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.