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Finding the Third Proportional to 1,973 and 4,154

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Solution

The third proportional to 1,973 and 4,154 is: 8,745.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,973 : 4,154 = 4,154 : x
  2. Step 2: Convert to fraction form
    1,973/4,154 = 4,154/x
  3. Step 3: Cross multiply
    1,973x = 4,154 × 4,154
  4. Step 4: Simplify right side
    1,973x = 17,255,716
  5. Step 5: Solve for x
    x = 17,255,716/1,973
  6. Step 6: Final answer
    x = 8,745.93

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.