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Finding the Third Proportional to 7,647.75 and 10,527.75

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Solution

The third proportional to 7,647.75 and 10,527.75 is: 14,492.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,647.75 : 10,527.75 = 10,527.75 : x
  2. Step 2: Convert to fraction form
    7,647.75/10,527.75 = 10,527.75/x
  3. Step 3: Cross multiply
    7,647.75x = 10,527.75 × 10,527.75
  4. Step 4: Simplify right side
    7,647.75x = 110,833,520.06
  5. Step 5: Solve for x
    x = 110,833,520.06/7,647.75
  6. Step 6: Final answer
    x = 14,492.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.