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Finding the Third Proportional to 9,975.50 and 15,179.50

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Solution

The third proportional to 9,975.50 and 15,179.50 is: 23,098.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,975.50 : 15,179.50 = 15,179.50 : x
  2. Step 2: Convert to fraction form
    9,975.50/15,179.50 = 15,179.50/x
  3. Step 3: Cross multiply
    9,975.50x = 15,179.50 × 15,179.50
  4. Step 4: Simplify right side
    9,975.50x = 230,417,220.25
  5. Step 5: Solve for x
    x = 230,417,220.25/9,975.50
  6. Step 6: Final answer
    x = 23,098.31

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.