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Finding the Third Proportional to 7,459 and 9,043

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Solution

The third proportional to 7,459 and 9,043 is: 10,963.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,459 : 9,043 = 9,043 : x
  2. Step 2: Convert to fraction form
    7,459/9,043 = 9,043/x
  3. Step 3: Cross multiply
    7,459x = 9,043 × 9,043
  4. Step 4: Simplify right side
    7,459x = 81,775,849
  5. Step 5: Solve for x
    x = 81,775,849/7,459
  6. Step 6: Final answer
    x = 10,963.38

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Why These Related Problems?

These problems maintain the same ratio (1.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.