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Finding the Third Proportional to 620,593,731 and 925,508,936.25

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Solution

The third proportional to 620,593,731 and 925,508,936.25 is: 1,380,237,582.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,593,731 : 925,508,936.25 = 925,508,936.25 : x
  2. Step 2: Convert to fraction form
    620,593,731/925,508,936.25 = 925,508,936.25/x
  3. Step 3: Cross multiply
    620,593,731x = 925,508,936.25 × 925,508,936.25
  4. Step 4: Simplify right side
    620,593,731x = 856,566,791,078,606,592
  5. Step 5: Solve for x
    x = 856,566,791,078,606,592/620,593,731
  6. Step 6: Final answer
    x = 1,380,237,582.64

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.