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Finding the Third Proportional to 9,441 and 12,957.75

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Solution

The third proportional to 9,441 and 12,957.75 is: 17,784.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,441 : 12,957.75 = 12,957.75 : x
  2. Step 2: Convert to fraction form
    9,441/12,957.75 = 12,957.75/x
  3. Step 3: Cross multiply
    9,441x = 12,957.75 × 12,957.75
  4. Step 4: Simplify right side
    9,441x = 167,903,285.06
  5. Step 5: Solve for x
    x = 167,903,285.06/9,441
  6. Step 6: Final answer
    x = 17,784.48

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.