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Finding the Third Proportional to 6,574.88 and 9,930.75

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Solution

The third proportional to 6,574.88 and 9,930.75 is: 14,999.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,574.88 : 9,930.75 = 9,930.75 : x
  2. Step 2: Convert to fraction form
    6,574.88/9,930.75 = 9,930.75/x
  3. Step 3: Cross multiply
    6,574.88x = 9,930.75 × 9,930.75
  4. Step 4: Simplify right side
    6,574.88x = 98,619,795.56
  5. Step 5: Solve for x
    x = 98,619,795.56/6,574.88
  6. Step 6: Final answer
    x = 14,999.49

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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.