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Finding the Third Proportional to 7,503.75 and 11,275.88

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Solution

The third proportional to 7,503.75 and 11,275.88 is: 16,944.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,503.75 : 11,275.88 = 11,275.88 : x
  2. Step 2: Convert to fraction form
    7,503.75/11,275.88 = 11,275.88/x
  3. Step 3: Cross multiply
    7,503.75x = 11,275.88 × 11,275.88
  4. Step 4: Simplify right side
    7,503.75x = 127,145,357.02
  5. Step 5: Solve for x
    x = 127,145,357.02/7,503.75
  6. Step 6: Final answer
    x = 16,944.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.