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Finding the Third Proportional to 12,964 and 14,116

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Solution

The third proportional to 12,964 and 14,116 is: 15,370.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,964 : 14,116 = 14,116 : x
  2. Step 2: Convert to fraction form
    12,964/14,116 = 14,116/x
  3. Step 3: Cross multiply
    12,964x = 14,116 × 14,116
  4. Step 4: Simplify right side
    12,964x = 199,261,456
  5. Step 5: Solve for x
    x = 199,261,456/12,964
  6. Step 6: Final answer
    x = 15,370.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.