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Finding the Third Proportional to 7,981.03 and 9,051.75

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Solution

The third proportional to 7,981.03 and 9,051.75 is: 10,266.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,981.03 : 9,051.75 = 9,051.75 : x
  2. Step 2: Convert to fraction form
    7,981.03/9,051.75 = 9,051.75/x
  3. Step 3: Cross multiply
    7,981.03x = 9,051.75 × 9,051.75
  4. Step 4: Simplify right side
    7,981.03x = 81,934,178.06
  5. Step 5: Solve for x
    x = 81,934,178.06/7,981.03
  6. Step 6: Final answer
    x = 10,266.11

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Why These Related Problems?

These problems maintain the same ratio (1.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.