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Finding the Third Proportional to 7,271,242.50 and 11,274,321

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Solution

The third proportional to 7,271,242.50 and 11,274,321 is: 17,481,237.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,271,242.50 : 11,274,321 = 11,274,321 : x
  2. Step 2: Convert to fraction form
    7,271,242.50/11,274,321 = 11,274,321/x
  3. Step 3: Cross multiply
    7,271,242.50x = 11,274,321 × 11,274,321
  4. Step 4: Simplify right side
    7,271,242.50x = 127,110,314,011,041
  5. Step 5: Solve for x
    x = 127,110,314,011,041/7,271,242.50
  6. Step 6: Final answer
    x = 17,481,237.08

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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.