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Finding the Third Proportional to 745,449,066 and 1,621,796,625

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Solution

The third proportional to 745,449,066 and 1,621,796,625 is: 3,528,375,596.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,449,066 : 1,621,796,625 = 1,621,796,625 : x
  2. Step 2: Convert to fraction form
    745,449,066/1,621,796,625 = 1,621,796,625/x
  3. Step 3: Cross multiply
    745,449,066x = 1,621,796,625 × 1,621,796,625
  4. Step 4: Simplify right side
    745,449,066x = 2,630,224,292,861,390,848
  5. Step 5: Solve for x
    x = 2,630,224,292,861,390,848/745,449,066
  6. Step 6: Final answer
    x = 3,528,375,596.44

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.