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Finding the Third Proportional to 7,271,097.75 and 11,274,104.25

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Solution

The third proportional to 7,271,097.75 and 11,274,104.25 is: 17,480,912.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,271,097.75 : 11,274,104.25 = 11,274,104.25 : x
  2. Step 2: Convert to fraction form
    7,271,097.75/11,274,104.25 = 11,274,104.25/x
  3. Step 3: Cross multiply
    7,271,097.75x = 11,274,104.25 × 11,274,104.25
  4. Step 4: Simplify right side
    7,271,097.75x = 127,105,426,639,868.06
  5. Step 5: Solve for x
    x = 127,105,426,639,868.06/7,271,097.75
  6. Step 6: Final answer
    x = 17,480,912.93

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.