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Finding the Third Proportional to 4,966 and 7,510

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Solution

The third proportional to 4,966 and 7,510 is: 11,357.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,966 : 7,510 = 7,510 : x
  2. Step 2: Convert to fraction form
    4,966/7,510 = 7,510/x
  3. Step 3: Cross multiply
    4,966x = 7,510 × 7,510
  4. Step 4: Simplify right side
    4,966x = 56,400,100
  5. Step 5: Solve for x
    x = 56,400,100/4,966
  6. Step 6: Final answer
    x = 11,357.25

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.