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Finding the Third Proportional to 3,320,311.50 and 7,255,707

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Solution

The third proportional to 3,320,311.50 and 7,255,707 is: 15,855,525.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,320,311.50 : 7,255,707 = 7,255,707 : x
  2. Step 2: Convert to fraction form
    3,320,311.50/7,255,707 = 7,255,707/x
  3. Step 3: Cross multiply
    3,320,311.50x = 7,255,707 × 7,255,707
  4. Step 4: Simplify right side
    3,320,311.50x = 52,645,284,069,849
  5. Step 5: Solve for x
    x = 52,645,284,069,849/3,320,311.50
  6. Step 6: Final answer
    x = 15,855,525.62

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.