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Finding the Third Proportional to 7,964 and 10,346

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Solution

The third proportional to 7,964 and 10,346 is: 13,440.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,964 : 10,346 = 10,346 : x
  2. Step 2: Convert to fraction form
    7,964/10,346 = 10,346/x
  3. Step 3: Cross multiply
    7,964x = 10,346 × 10,346
  4. Step 4: Simplify right side
    7,964x = 107,039,716
  5. Step 5: Solve for x
    x = 107,039,716/7,964
  6. Step 6: Final answer
    x = 13,440.45

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